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Top Software Testing Companies

Q: How much do software testing services cost?

Hourly rates for QA testing range from $25 to $200+. The final cost is determined based on the size of the software or application, its complexity, required testing type, tech stack (custom-built and older legacy systems cost more), and niche. The rate will also depend on the seniority of the software tester. Across the United States, junior quality assurance (QA) tester may charge $70 to $110 per hour, while the rate for a senior QA mentor and automation engineer can range from $130 to $200 per hour. Special software testing services such as QA audit goes from $5,000 to $25,000.

Q: How can businesses know what type of software testing do they need?

Businesses can determine what type of testing solutions they need based on the potential impact of failures and the likelihood of defects. Namely, if they encounter: Core functionality issues: Use functional testing to verify features work as expected Unstable code or new features: Use unit testing for individual components and integration testing for modules working together Poor system stability after updates: Seek regression testing to make sure new changes didn't break existing features Performance and load issues: Use performance and load testing to evaluate speed and scalability Security issues: Security and penetration testing are commonly used across apps handling sensitive user data Hard-to-navigate user experience (UX): Pursue usability testing to determine how intuitive the application is for end users Low compatibility across devices: Compatibility testing can evaluate how good the app works on different browsers, devices, and OS versions There is also the option to choose between manual and automated testing.

Q: Is automated testing more expensive than manual testing?

As an investment, automated testing is pricier than manual testing but offers a lower cost-per-test over time as it can run the same scripts repeatedly, without human intervention. Conversely, manual testing entails lower upfront fee, but its cost grows linearly as the project grows, as every test cycle requires paid hours from QA testers. So, for short-term projects or ones with shifting requirements, manual testing is considered a more economical option, whereas for maintenance and regression cycles, automated testing grants better return on investment. The main distinction between these methodologies is that manual testing relies on human observation and interaction to identify defects, whereas automated testing uses software scripts to compare outcomes against predicted results. Manual testing is best suited for exploratory testing, usability assessments, ad-hoc bug hunting, and minor hotfix verifications where script development would be inefficient. Automated testing, on the other hand, is primarily used for regression testing to make sure the new code does not break existing features.

Q: How do businesses measure the effectiveness of software testing?

The effectiveness of the software testing is measured via: Code coverage: The percentage of the code that has been tested Defect density: The number of defects found per unit of code Test case effectiveness: The percentage of test cases that identify defects; helps prune redundant and ineffective tests Time to detect and fix defects: The time it takes to identify and fix software defects and software bugs Defect leakage: The number of bugs that "escaped" to production versus those caught during the testing phase

4.6 avg. rating from 1,858 verified reviews

Explore leading software testing companies that launch high-performing products, detect bugs early, improve stability, and ensure every feature works correctly across devices and environments. For teams focused on the US market, we also highlight trusted partners with region-specific expertise, including top US-based software testing companies.

Best Software Testing Firms

13 Companies - Rankings updated: September 04, 2026

Every agency on DesignRush has been evaluated for its expertise and client feedback to empower informed choices. Some listings include paid partnerships.

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Detekt Design Group
Designing Products That Captivate, Innovate & Elevate.

Detekt Design Group is a leading product design agency in Austin, Texas. With over 20 years of experience, our team of engineers and designers specializes in bringing concepts to life. From electronics to embedded systems, we have successfully launched products in various sectors, including life sciences and...

Top Services:

Product Design

Branding

Software Development

Software Testing

IoT

Show more

Location

Austin, Texas

Number of Employees

Under 49

Minimal Budget

$25,000 - $50,000

Portfolios Count

15 Projects Listed
Detekt Design Group Services

Product Design

Branding

Software Development

Software Testing

IoT

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
RBG

Neogen

UT Austin

Eurofins Abraxis

SightLine Provisions

Johns Hopkins

Alexeter Technologies

GDS

Vertex

GSD

Data sourced from the agency's DesignRush profile
Detekt Design Group Reviews & Testimonials

Jim Whelan President & GM at Alexeter Technologies LLC

5.0 ★

Engineering Design Review from Jim Whelan

Exceptional experience from initial design stage through production. Any concerns we had were addressed promptly by the team and inevitable hiccups (and there are always some) were handled professionally. I couldn't be more pleased with our project overall and recommend D[etekt] Design Group without hesitation. (Verified via email)

Edgar Diaz Founder at Sight Line Provisions

5.0 ★

Product Design Review from Edgar Diaz

Working with the D[etekt] team has been very enjoyable and exciting. To be able to sketch up my idea and have their team put it in my hand was awesome. They were very patient and worked hard to create my prototype. I would highly recommend using them for your product development needs. (Verified via email)

Chris Davis, PMP Vice President of Operations at Reality Based Group

5.0 ★

Product Prototype Review from Chris Davis, PMP

Anna and the Detekt team were better than expected. We were frustrated with the lack of design creativity from our previous partner. Anna and Detekt took the time to listen to what we wanted to accomplish, asked really good questions and came up with a few solutions. Once we settled on a design concept they iterated it with us very quickly, achieving a design we are very happy with. I would highly recommend them.

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4.6 4.6 (3)
Altoros Labs
Trusted IT Partner for SMBs & Enterprises Since 2001 | Dedicated Teams | Industry-Specific Solutions

Altoros is a 350+ person strong IT consulting and development group. For over 20 years, we've been assisting Global 2000 organizations in getting software products to market faster and reducing the cost of R&D experiments to enable stable business growth...

Top Services:

Software Development

Mobile App Development

Web Design

Web Development

Staff Augmentation

Show more

Location

Pleasanton, California

Number of Employees

250 - 499

Average Hourly Rate

$50/hr

Minimal Budget

$25,000 - $50,000

Portfolios Count

12 Projects Listed
Altoros Labs Services

Software Development

Mobile App Development

Web Design

Web Development

Staff Augmentation

Software Testing

AI Development

IoT

Cloud Consulting

Big Data Analytics

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Siemens

Toyota

Hitachi

Huawei

Denso

LikeFolio

Dealflo

iFit

Walmart

EQ Bank

Data sourced from the agency's DesignRush profile
Altoros Labs Reviews & Testimonials

Daria Stolyar Manager at Custom Software Development Company

5.0 ★

Software Development Review from Daria Stolyar

We hired Altoros engineers as an essential extension of our client-facing internal teams. This was a tough decision because our reputation as a brand depends on the overall efficiency of our processes and we needed to make sure all risks are mitigated when it comes to delivery. Altoros has not let us down. Together with Altorosians we successfully deployed a number of tough and technologically complex projects on time. So our collaboration is certainly set to continue.

Victoria Lewis Director at Equine Affairs Ltd

3.5 ★

Software Development Review from Victoria Lewis

We enjoy working with our team, Roman Yurkin, Tatyana Kobzar, Svetlana Kalchanka and Tatiana Anop. They bring expertise and immense value to our business with each piece of work they complete. They are a major part of our business development and delivery.

Greg Lipper Managing Director at Happi Pte Ltd

5.0 ★

Ruby on Rails Review from Greg Lipper

In my 30 years in the software business, I have never had as positive an experience with an outsourced development services provider as I have with Altoros. Each Altoros engineer we have worked with has been strong technically, estimated development times accurately, completed projects on time, and delivered code and projects with high quality. Beyond that, they have helped improve our thinking and approach with suggestions and ideas that were better than the spec of instructions we supplied.

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4.4 4.4 (4)

5.0 5.0 (1)
CITRUSDEV
Powering the IoT Revolution

CitrusDev is a team of experts with a general focus on the Internet of Things (IoT) project development. Our team's key points of interest are Smart Home, Smart City, Smart Farm, Automotive, Healthcare, and Indoor navigation domains. We cover the Hi-tech, Retail, Fintech, and Education industries as well...

Top Services:

IoT

Web Development

Mobile App Development

Wearables

WordPress Website Design

Show more

Location

Kyiv, Ukraine

Number of Employees

Under 49

Average Hourly Rate

$35/hr

Minimal Budget

$25,000 - $50,000

Portfolios Count

7 Projects Listed
CITRUSDEV Services

IoT

Web Development

Mobile App Development

Wearables

WordPress Website Design

Web Design

Software Development

AI Development

Software Testing

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
DHL

GoGo Band Inc

SmartFarm

Data sourced from the agency's DesignRush profile
CITRUSDEV Reviews & Testimonials

Vadym Hryshchenko Head at NGO Typical Dymer

5.0 ★

Web Development Review from Vadym Hryshchenko

We worked with Citrus Dev on website developing for our NGO, and the experience was outstanding. The project was delivered on time, within budget, and the quality exceeded our expectations. Communication was smooth and efficient throughout the entire process, making collaboration easy and productive. We highly recommend this team for their professionalism and exceptional work.

Mark Joy Founder at markhjoy.com

5.0 ★

Mobile App Development Review from Mark Joy

Dima S. responded to one of my job postings on Upwork for creating an audio-related application. He explained the estimated cost of developing such an app, and advised that it would be much more costly than I had anticipated. I was not familiar at all with the costs associated with developing apps, so his explanation was very helpful. He saved me money by going above and beyond to research existing apps that provided similar functionality to the requirements I was seeking. He also found instructions for using native Apple settings for audio that would solve my problem. The settings he found even allowed import of an audiogram that I had gotten at the audiologist for my specifc problem. Though he did not end up developing an app for me, Dima saved me a ton of money by spending his time to research possible existing solutions which I had not found during my own search. I would highly recommend Dima for his level of care for projects and his customers.

Anna Abdulova CEO at Abdulova. Running coach.

5.0 ★

WordPress Website Design Review from Anna Abdulova

Working with CitrusDev was very comfortable and convenient. CitrusDev developed a website (WordPress) for me with the services I provide to my clients. Since I have a shortage of time, it was important that the team did not need my constant involvement in the process. After discussing all the details, we met a few times to decide on further actions and make corrections. The work format was convenient and clear. And most importantly, it was flexible. The team responded quickly when changes were needed and gave advice for better results. I am happy with our joint project and want to thank CitrusDev for their professionalism and ease of work. Thank you. And I recommend them.

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4.6 4.6 (3)

5.0 5.0 (7)
Singular
Your Innovation Partner

Singular is a specialized software development company that thrives on agile methodologies. We excel at leveraging Next Gen technologies, such as Flutter & FlutterFLow, to craft dynamic platforms that are remarkably adaptable, user-friendly, and high-performing...

Top Services:

Software Development

Web Design

eCommerce Development

Web Development

UI/UX Design

Show more

Location

Miami, Florida

Number of Employees

50 - 99

Average Hourly Rate

$65/hr

Minimal Budget

$25,000 - $50,000

Portfolios Count

13 Projects Listed
Singular Services

Software Development

Web Design

eCommerce Development

Web Development

UI/UX Design

Mobile App Development

Software Testing

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Osmo

Forge

Disney

Burger King

Charli Charging

Data sourced from the agency's DesignRush profile
Singular Reviews & Testimonials

Brittany Kernohan Founder at Chaîné

5.0 ★

eCommerce Development Review from Brittany Kernohan

I have been working with Singular for two years building a peer to peer e-commerce marketplace. The team is always very responsive and creative; I’ve appreciated their expertise and time.

Arthur Linares CEO at Cannabolt

5.0 ★

Mobile App Development Review from Arthur Linares

Cannabolt provides bitcoin infrastructure for the cannabis industry. Singular Design has delivered high-quality outputs in a timely manner. They've demonstrated stellar project management and communicated effectively via virtual meetings. I'm thrilled with Singular Agency's team.

Undisclosed Founder at RIMA Network

1.8 ★

Flutter Development Review from Undisclosed

The company has a salesman who overpromised, but once the project started, he was never found to address the underdeliver. Since the first brief, I made clear our products two main selling points. Two years after, I have had to learn some code to look under the hood and discover a half-baked and improvised "solution". Now, I ended up with an incomplete product that fails to deliver the two main functions I requested (and was promised). On top of that, there is a lack of order in terms of naming, cleanliness, and hierarchy. I cant recommend them.

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3.8 3.8 (3)
Valletta Software Development

Verified
Crafting Custom Software & DevOps Outsourcing Solutions Since 2009.

We build AI-accelerated software products faster, smarter, and built to scale. From LLM integrations to full-stack delivery, our teams ship real value. Together with you. Were Valletta.Software a software development company where human engineers and AI work side by side to build faster, smarter...

Top Services:

AI Development

Mobile App Development

Software Development

Staff Augmentation

Web Design

Show more

Location

Cospicua, Malta

Number of Employees

100 - 249

Average Hourly Rate

$44/hr

Minimal Budget

$25,000 - $50,000

Portfolios Count

8 Projects Listed
Valletta Software Development Services

AI Development

Mobile App Development

Software Development

Staff Augmentation

Web Design

Web Development

Software Testing

Blockchain

DevOps Consulting

Cybersecurity

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Velocity 42

FOR Partnership Ltd

Lumenis

Data sourced from the agency's DesignRush profile
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JoulesLabs
Mobile App, Web & Software Development Company

JoulesLabs is a software and app development agency committed to delivering innovative, high-performance solutions. From stunning websites to custom software and mobile apps, our expert team empowers businesses globally with cutting-edge technology and exceptional service. Lets build your vision!...

Top Services:

Software Development

Mobile App Development

Staff Augmentation

Managed Services

DevOps Consulting

Show more

Location

Dhaka, Bangladesh

Number of Employees

Under 49

Average Hourly Rate

$49/hr

Minimal Budget

$25,000 - $50,000

Portfolios Count

8 Projects Listed
JoulesLabs Services

Software Development

Mobile App Development

Staff Augmentation

Managed Services

DevOps Consulting

IT Services

Software Testing

eCommerce Development

Web Design

WordPress Website Design

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
DeedSign LLC

FundedNext Ltd.

Crowdfundly Inc.

ReviewXpo

Zepto Apps Pte Ltd

ReviewX

WiToken Foundation

Bit Code Technologies FZ-LLC

Nurrency Digital

WiBazaar

Data sourced from the agency's DesignRush profile
JoulesLabs Reviews & Testimonials

Abdul Kaioum Review from Google

5.0 ★

Abdul Kaioum's Review Sourced from Google

I had the pleasure of collaborating with JoulesLab on the development of Shopify app, and I couldn't be more impressed with their professionalism and expertise. The team at JoulesLab demonstrated excellent technical skills and a deep understanding of the automation space, helping bring this app to life with seamless integrations and top-notch performance. Their attention to detail, responsiveness, and innovative approach made the entire development process smooth and efficient. Whether you're looking to streamline your workflows or build powerful integrations, I highly recommend JoulesLab for any tech development needs. A fantastic partner to work with!

Shakib Hossain Tomal Review from Google

5.0 ★

Shakib Hossain Tomal's Review Sourced from Google

JoulesLabs is a visionary software firm, pioneering the next big thing in the tech industry with their innovative solutions and forward-thinking approach. With their commitment to pushing boundaries and redefining industries, JoulesLabs is synonymous with cutting-edge software development.

Mohammad Ali Shuvo Review from Google

5.0 ★

Mohammad Ali Shuvo's Review Sourced from Google

JoulesLabs is an incredible place to work! The atmosphere is welcoming and friendly, making it a joy to come in every day. The team of engineers is top-notch, filled with talent and expertise. What sets this company apart is the culture of knowledge sharing—everyone is eager to help and learn from each other, creating a collaborative and supportive environment. The management is wonderful, they value their employees and foster growth. I highly recommend Jouleslabs for any software engineer looking for a fulfilling and supportive workplace!

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4.8 4.8 (40)
Agmis
Software Development And AI Solutions For Businesses

Agmis delivers AI and custom software solutions for manufacturing, retail, logistics, and healthcare. Since 2007, we've served 50+ countries with computer vision for quality control, PPE detection, warehouse management, and production planning...

Top Services:

AI Development

Software Development

Software Testing

CRM Consulting

Show more

Location

Kaunas, Lithuania

Number of Employees

50 - 99

Minimal Budget

$25,000 - $50,000
Agmis Services

AI Development

Software Development

Software Testing

CRM Consulting

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
KrattWorks

DPD

BGS

Feetsee

Data sourced from the agency's DesignRush profile
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5.0 5.0 (24)
Coderus
Coderus - Building Smart Code Solutions for the Future

Coderus is a leading software and app development company based in the UK, and we provide services to start-ups, medium businesses, and large blue-chip enterprises globally...

Top Services:

Mobile App Development

IoT

Software Development

Software Testing

Design Services

Show more

Location

Martlesham, United Kingdom

Number of Employees

Under 49

Average Hourly Rate

$99/hr

Minimal Budget

$25,000 - $50,000

Portfolios Count

5 Projects Listed
Coderus Services

Mobile App Development

IoT

Software Development

Software Testing

Design Services

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
INEOS Team UK (America's Cup)

Bowers & Wilkins

ELGA Veolia

Land Rover BAR

Frontier Silicon

Data sourced from the agency's DesignRush profile
Coderus Reviews & Testimonials

Petra Napthine Review from Google

5.0 ★

Petra Napthine's Review Sourced from Google

I completed my work experience from the 8th - 12th of July at Coderus. I learnt lots during the week and everyone was very helpful and friendly. I'd recommend this to anyone interested in app development as its a great way to learn about the industry.

Emil Aby Review from Google

5.0 ★

Emil Aby's Review Sourced from Google

I attended work experience at Coderus from 1st-5th July. It was a great experience, i particularly enjoyed creating my own app. Would definitely recommend.

Daniel Healy Review from Google

5.0 ★

Daniel Healy's Review Sourced from Google

Coderus are an excellent team. I've worked with them on 5 projects now, all of which were clearly laid out, tracked and delivered, from start to finish. They're always happy to work to our expectations, cater to the specific needs of the business, and provide training on the tools they create upon delivery.

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5.0 5.0 (23)
Pendoah
Wisdom In Motion

Pendoah helps North American SMBs turn AI strategy into production systems that pass audits. We deliver secure data foundations, reliable models, and MLOps with compliance and ROI proven in real deployments...

Top Services:

AI Development

Software Testing

Staff Augmentation

Software Development

Show more

Location

Houston, Texas

Number of Employees

100 - 249

Average Hourly Rate

$110/hr

Minimal Budget

$25,000 - $50,000

Portfolios Count

4 Projects Listed
Pendoah Services

AI Development

Software Testing

Staff Augmentation

Software Development

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
ProVal AI

Lymelyt

Xiber

Data sourced from the agency's DesignRush profile
Pendoah Reviews & Testimonials

Bill West Review from Google

5.0 ★

Bill West's Review Sourced from Google

Sarosh and his team were top notch. I can't say enough about their thorough nature and attention to detail with my project. It really fetl like having an in house development team on my side rather than an outside hire. This team not only did what was asked but continually went above and beyond to make sure that my vision was realized. I would hire them again, without hesitation!

Nathan Gould Review from Google

5.0 ★

Nathan Gould's Review Sourced from Google

I have been working with Pendoah for AI staff augmentation since December 2025, and the experience has been excellent. Their team integrated quickly with our workflow and delivered high-quality work from day one. Communication has been smooth, and they’re very responsive whenever we need support. Highly recommend them if you're looking for reliable AI talent.

Ethan Michaelson Review from Google

5.0 ★

Ethan Michaelson's Review Sourced from Google

Pendoah delivered outstanding results, merging deep industry insight with technical expertise to develop a custom AI platform that exceeded our operational and revenue goals. Their management was flawless, communication transparent, and partnership truly collaborative.Highly recommend.

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5.0 5.0 (3)
Desun Technology Pvt. Ltd.
Innovation Technology Solution.

Desun Technology Pvt. Ltd. is a leading software development company in Kolkata, specializing in comprehensive IT services, including web development and mobile app development. Our cutting-edge technology solutions empower businesses to thrive in the digital era. Elevate your business with Desun Technology...

Top Services:

Web Development

Digital Services

Branding

eCommerce Development

Mobile App Development

Show more

Location

Kolkata, India

Number of Employees

Under 49

Average Hourly Rate

$15/hr

Minimal Budget

$25,000 - $50,000
Desun Technology Pvt. Ltd. Services

Web Development

Digital Services

Branding

eCommerce Development

Mobile App Development

Software Development

Software Testing

Staff Augmentation

DevOps Consulting

CRM Consulting

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Aryabhatt Polytechnic

Bengal Law College

Castle Realty Zone

Data sourced from the agency's DesignRush profile
Desun Technology Pvt. Ltd. Reviews & Testimonials

Akhil Ahire Business Systems Analyst at Berkadia

5.0 ★

Web Development Review from Akhil Ahire

The Desun Technology team is a true partnership. They take the time to understand the business requirements behind our specifications in order to solve/build solutions that best fit our needs. The team is great with communication and proactively checking in with us. The development team is great - open to constructive feedback - and dedicated to quickly releasing new elements of our application.

Akhil Ahire Business Systems Analyst at Berkadia

5.0 ★

Web Development Review from Akhil Ahire

The Desun Technology team is a true partnership. They take the time to understand the business requirements behind our specifications in order to solve/build solutions that best fit our needs. The team is great with communication and proactively checking in with us. The development team is great - open to constructive feedback - and dedicated to quickly releasing new elements of our application.

Brittany Melanson Senior Graphic Designer and Marketing Coordinator at CHC Solutions, Inc.

5.0 ★

Mobile App Development Review from Brittany Melanson

The team at Desun Technology including my amazing project/product manager went above and beyond and exceeded all expectations from start to finish. I could not speak more highly of them!! They have proven to be dedicated, passionate, highly skilled and very knowledgeable so my experience to date has been nothing short of fantastic! A special thanks to their (Project/Product Manager) and the design/development team for making my project a great success!

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4.7 4.7 (4)
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Algosoup
Forward Deployed AI Engineering

Algosoup is a London-based software development company that provides AI-native, forward-deployed engineering services by embedding software engineers into client teams. It supports startups, scaleups, enterprises, and agencies with rapid MVP development, product engineering, AI integration, legacy...

Top Services:

AI Development

Software Development

Mobile App Development

Software Testing

eCommerce Development

Show more

Location

London, United Kingdom

Number of Employees

Under 49

Average Hourly Rate

$300/hr

Minimal Budget

$25,000 - $50,000
Algosoup Services

AI Development

Software Development

Mobile App Development

Software Testing

eCommerce Development

VR/AR

Blockchain

IoT

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
White Swan Data

iBankRoll

Faro

Taleva

Phorus

Data sourced from the agency's DesignRush profile
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ZentixSoft
Creating Effective Digital Solutions For Complex Challenges

We are Zentix Soft, a UK-founded IT company with offices in Ukraine and Latvia. Our team specializes in full-cycle web development, mobile app development, and custom software solutions. We operate in three models: in-house, outsourcing, and outstaffing, helping clients build efficient and scalable...

Top Services:

Web Design

Mobile App Development

Web Development

Software Development

UI/UX Design

Show more

Location

London, United Kingdom

Number of Employees

50 - 99

Average Hourly Rate

$50/hr

Minimal Budget

$25,000 - $50,000

Portfolios Count

1 Project Listed
ZentixSoft Services

Web Design

Mobile App Development

Web Development

Software Development

UI/UX Design

eCommerce Development

WordPress Website Design

Software Testing

Blockchain

IT Services

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Osmium

LuceSposa

HoReCa

Data sourced from the agency's DesignRush profile
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TechQuarter
Tech Up Your Game

TechQuarter is a custom software development company helping businesses accelerate growth through tailored digital solutions. Since 2014, we've partnered with startups and enterprises across finance, solar, healthcare, and mobility to deliver web and mobile apps, AI/ML systems, cloud infrastructure, and QA...

Top Services:

IT Services

Cloud Consulting

DevOps Consulting

Cybersecurity

Product Design

Show more

Location

Cheyenne, Wyoming

Number of Employees

100 - 249

Average Hourly Rate

$50/hr

Minimal Budget

$25,000 - $50,000
TechQuarter Services

IT Services

Cloud Consulting

DevOps Consulting

Cybersecurity

Product Design

Staff Augmentation

Software Testing

AI Development

Web Design

UI/UX Design

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Suntria

ContentStatus

LittlePay

GoodLeap

Data sourced from the agency's DesignRush profile
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Software Testing Specializations

Services Related to Software Testing

Popular Services

Everything you need to know before hiring a software testing company

How can a software testing agency help my business?

A software testing agency can help you maintain good product quality, usability, security, and functionality, which builds customer trust in the long-term.

Research shows that dedicated QA services result in 22% less time spent on remediation and unplanned work.

By reclaiming this lost time, you can reallocate 29% more of your internal resources toward building new features.

The technical advantages are also substantial: having a software testing company on board often results in 2,555 times faster lead times and 200x more frequent deployment.

In addition, having a continuous testing infrastructure in place will allow you to recover from failures 24x faster, which subsequently will yield higher availability for your end users.

From a commercial standpoint, software testing companies prevent the technical friction that causes 67% of customers to abandon an application due to poor performance.

While some customer churn is inevitable due to external factors like user busyness or changing preferences, professional testing will make sure that technical instability is never the cause.

In essence, a software testing agency can provide the validation required to scale your product reliably.

How can I measure return on investment (ROI) in test automation?

In addition to risk mitigation, test automation ROI measures the time saved by automated execution compared to the manual effort required for the same tests. The value can be further determined based on the following:

Direct cost reduction: By quantifying the reduction in manual testing hours, organizations see a drastic drop in per-test costs. Automation enables faster release cycles and optimizes resource usage.
Risk reduction: Beyond simple bug-hunting, this refers to the business impact of prevented production defects. Higher test coverage automation catches security vulnerabilities and customer experience failures before the software gets launched, subsequently saving the brand from costly remediations and reputational damage.
Revenue acceleration: By deploying features faster, companies can realize revenue sooner and improve customer satisfaction through rapid iterations.
Team productivity: When considered as an investment, automation testing facilitates better resource allocation, allowing skilled engineers to focus on innovation rather than repetitive tasks, which improves overall team productivity and agility.

What should I consider before hiring software testing firms?

Before hiring software testing firms, discuss their expertise in both manual and automation tools, assess their reputation via references, evaluate culture fit, and determine compatibility with your time zone.

Here are some key considerations:

Technical expertise
Confirm the firm has experience with your technology stack and specializes in necessary testing types.
Industry experience
Choose firms with a proven track record in your vertical to make sure you’ll be working with people who understand the relevant regulatory standards and typical user behaviors across the niche.
Communication
Discuss the frequency of the updates you will receive. Preferably, choose a software testing company that operates within your time zone to avoid delays.
Reputation
Request case studies and speak directly with past clients to verify their reliability and quality of work.
Security
Inquire about their data security measures, especially if handling sensitive information, and check for relevant certifications (e.g., ISO, ISTQB).

How can I find a specialist on DesignRush that fits my budget?

To help you find software testing companies that are within your spending expectations, we have prepared a list of providers across different price points:

High budget: $50,000+	Kodevent Azumo QOLOS BairesDev itCraft
Low budget: $25,000 to $50,000	Alty Geomotiv Techforce Global Shinetech Software Vention

Beyond budget, our directory allows you to narrow down agencies by hourly rate, location, service type, team size, reviews, and more.

What questions should I ask software testing companies before signing a contract?

Before signing a contract with a software testing company, ask some of the following question to make sure the candidate is a good fit for the project:

Relevant Background

How long have you been in business?
What types of testing do you specialize in?
Have you worked on projects similar to mine before?
What certifications do your software testers have?

Services and Processes

Which tools and frameworks do you use for manual and automated testing?
How do you report bugs and track progress during the project?
What is included in your pricing, and are there any extra costs?
Do you provide QA on a retainer basis?

Related to Your Project

Who will be our main point of contact?
How frequently will we receive updates?
How much will our team be involved in the process?
What will you need from us before starting the tests?

Why People Trust DesignRush

Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding software testing companies. We owe this to our executive selection team, which follows a strict screening process when featuring agencies on the platform, assessing key performance indicators, like portfolio, client reviews, and industry reputation.

Learn more about DesignRush Agency Ranking Methodology.

Sources

DesignRush sustains a directory of over 30,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:

Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
The agencies listed get notified of their profiles on the website and they can choose to claim it or not, which suggests their availability for more collaborations.

Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.

Frequently Asked Questions About Software Testing Companies

What services do software testing firms provide?

Software testing companies provide different testing services to identify errors, security risks, performance issues, and how the software behaves in real-life situations and across devices. As part of their software testing service, they also check if each feature works as expected, fix bugs, make improvements, and make sure new software development updates don’t break existing functions, so the software quality remains stable.

Core services include:

Functional testing
Performance testing
Security testing
Usability testing
Regression testing
Automation testing
Accessibility testing
Mobile app testing
API testing
Compatibility testing across devices/browsers
Compliance testing
Testing with artificial intelligence (AI) tools
QA audit

How much do software testing services cost?

Hourly rates for QA testing range from $25 to $200+. The final cost is determined based on the size of the software or application, its complexity, required testing type, tech stack (custom-built and older legacy systems cost more), and niche.

The rate will also depend on the seniority of the software tester. Across the United States, junior quality assurance (QA) tester may charge $70 to $110 per hour, while the rate for a senior QA mentor and automation engineer can range from $130 to $200 per hour.

Special software testing services such as QA audit goes from $5,000 to $25,000.

How can businesses know what type of software testing do they need?

Businesses can determine what type of testing solutions they need based on the potential impact of failures and the likelihood of defects. Namely, if they encounter:

Core functionality issues: Use functional testing to verify features work as expected
Unstable code or new features: Use unit testing for individual components and integration testing for modules working together
Poor system stability after updates: Seek regression testing to make sure new changes didn't break existing features
Performance and load issues: Use performance and load testing to evaluate speed and scalability
Security issues: Security and penetration testing are commonly used across apps handling sensitive user data
Hard-to-navigate user experience (UX): Pursue usability testing to determine how intuitive the application is for end users
Low compatibility across devices: Compatibility testing can evaluate how good the app works on different browsers, devices, and OS versions

There is also the option to choose between manual and automated testing.

Is automated testing more expensive than manual testing?

As an investment, automated testing is pricier than manual testing but offers a lower cost-per-test over time as it can run the same scripts repeatedly, without human intervention. Conversely, manual testing entails lower upfront fee, but its cost grows linearly as the project grows, as every test cycle requires paid hours from QA testers.

So, for short-term projects or ones with shifting requirements, manual testing is considered a more economical option, whereas for maintenance and regression cycles, automated testing grants better return on investment.

The main distinction between these methodologies is that manual testing relies on human observation and interaction to identify defects, whereas automated testing uses software scripts to compare outcomes against predicted results.

Manual testing is best suited for exploratory testing, usability assessments, ad-hoc bug hunting, and minor hotfix verifications where script development would be inefficient. Automated testing, on the other hand, is primarily used for regression testing to make sure the new code does not break existing features.

How do businesses measure the effectiveness of software testing?

The effectiveness of the software testing is measured via:

Code coverage: The percentage of the code that has been tested
Defect density: The number of defects found per unit of code
Test case effectiveness: The percentage of test cases that identify defects; helps prune redundant and ineffective tests
Time to detect and fix defects: The time it takes to identify and fix software defects and software bugs
Defect leakage: The number of bugs that "escaped" to production versus those caught during the testing phase

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