Explore top startup app development companies in the United States that turn ideas into scalable, user-friendly apps built for fast growth.
United States ×
Your Trusted IT Partner
Attract Group is a full-service software development company specializing in custom CRM and ERP systems, web/mobile design and development, and custom e-commerce solutions (when common CMSs aren't enough). It also can help with iOS and Android/Flutter apps. [... see all Attract Group reviews ]Top Services:
- Mobile App Development
- Outsourcing
- Software Development
- Location
- Las Vegas, Nevada
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 22 Projects Listed
Passion to Innovate
Urapptech: Where Innovation Meets Functionality. We specialize in crafting cutting-edge software solutions tailored to amplify your digital presence and streamline operations. Whether you're launching a startup or expanding an enterprise, our team of tech-savvy wizards is dedicated to transforming your ideas [... see all UrApptech, Inc. reviews ]Top Services:
- Mobile App Development
- VR/AR
- HTML5
- Location
- Austin, Texas
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
Professionals You Can Trust For Results-Driven Web Design & Software Development. Since 1999.
Blue Archer is a team of interdisciplinary professionals who looks at your business needs with a single shared goal in mind: to create an effective digital presence for your business. Working collaboratively, we're able to achieve results that are creative and strategic, with measurable business impact. We [... see all Blue Archer reviews ]Top Services:
- Mobile App Development
- Windows
- Android
- Location
- Pittsburgh, Pennsylvania
- Number of Employees
- Under 49
- Portfolios Count
- 14 Projects Listed
An Experience Design Agency
Musemind design agency blends UX with design thinking and digital know-how. This is why our UI/UX designed projects is rooted in accurate, actionable insight. Well provide you with a mix of techniques, methodologies, and best practices customized for your audience and your business needs. [... see all Musemind reviews ]Top Services:
- Mobile App Development
- UI/UX Design
- VR/AR
- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 8 Projects Listed
Empowering Innovation Through IT Solutions.
iVelopment delivers cutting-edge IT solutions that drive business success. With a focus on personalized service and innovative technologies, we provide tailored software development, systems integration, and IT staffing to help companies stay ahead in a rapidly evolving digital landscape. [... see all IVelopment, Inc reviews ]Top Services:
- Mobile App Development
- Software Development
- Web Development
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Portfolios Count
- 4 Projects Listed
Enterprise AI Solutions | Scalable . Flexible. Sustainable
Seasia, being a well-known world-class enterprise software development company, serves small, medium, and large-sized businesses in a seamless and secure manner. We enable competitive digital strategies within your organization that will boost your business. [... see all Seasia Infotech reviews ]Top Services:
- Mobile App Development
- Web Development
- Android
- Location
- Emeryville, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 52 Projects Listed
Think Big. Think The Apptitude - We build apps that build your business.
Think Big. Think The Apptitude. This is not merely a slogan - we welcome challenges and deliver sustainable results as per the needs and timeline of clients. From startups to established businesses, The Apptitude has been helping brands succeed in the AI and digital world for well over 9 years. [... see all The Apptitude reviews ]Top Services:
- Mobile App Development
- HTML5
- iPhone
- Location
- Houston, Texas
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 8 Projects Listed
Leading the AI Revolution in Healthcare & Enterprise Solutions
Next-Generation AI Development Company - Transforming Ideas into Intelligent RealityDreamSoft4u is pioneering the future of AI-powered software development with cutting-edge Generative AI solutions that deliver measurable business impact. [... see all Dreamsoft4u reviews ]Top Services:
- Mobile App Development
- IT Services
- Software Development
- Location
- Corona, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 18 Projects Listed
We Build Extraordinary Websites
We are a team of designers and developers successfully meeting customer demands, while maintaining outstanding customer service. We love what we do! Team RiviWeb is known for extraordinary websites, expert branding, eCommerce, custom coding, and creative marketing solutions. [... see all RiviWeb reviews ]Top Services:
- Mobile App Development
- UI/UX Design
- iPhone
- Location
- Macon, Georgia
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Portfolios Count
- 19 Projects Listed
Let's Connect with Future
Cubicuz Solutions: Dedicated to enhancing marketing ROI, we champion growth and a robust competitive edge for companies through Google Ads. We're not just marketers; we're your ROI advocates. [... see all Cubicuz Solutions reviews ]Top Services:
- Mobile App Development
- Web Development
- iPhone
- Location
- Lewes, Delaware
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Portfolios Count
- 14 Projects Listed
Invent | Innovate
Plaxonic is a forward-thinking technology company specializing in AI, automation, and digital transformation. We provide innovative solutions to enhance business efficiency and drive growth in various industries. [... see all Plaxonic Technologies reviews ]Top Services:
- Mobile App Development
- IT Services
- Web Development
- Location
- Clearwater, Florida
- Number of Employees
- 100 - 249
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 9 Projects Listed
Every business need a digital identity
At Screenlink Technologies, we specialize in customizing website development to craft unique, responsive, and dynamic online experiences for your brand. We collaborate closely to ensure tailored solutions that enhance your web presence from conception to launch, driven by our dedication to delivering [... see all Screenlink Technologies reviews ]Top Services:
- Mobile App Development
- Web Development
- Location
- Austin, Texas
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $100/hr
- Portfolios Count
- 17 Projects Listed
Seamless Digital Solutions For Mobile App Development Service.
Elevate your online footprint through our extensive array of mobile app development services. Our commitment is to provide cutting-edge, feature-enriched app development solutions, fostering the digital transformation of businesses and ensuring their resilience in the fiercely competitive market landscape. [... see all Xenonapps reviews ]Top Services:
- Mobile App Development
- Web Development
- Android
- Location
- Miami, Florida
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 12 Projects Listed
AI-Powered Custom Software Development Agency
NerdHeadz builds AI-powered web, mobile & desktop apps. 30+ engineers, 35+ projects in fintech, edtech, healthtech & more. [... see all Nerdheadz reviews ]Top Services:
- Mobile App Development
- Web Development
- Android
- Location
- Sheridan, Wyoming
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 6 Projects Listed
Product Teams On Demand
Right Tail provides a high-performance Product Software Development and IT Staff Augmentation team built for speed, precision, and outcomes. We partner with startups, scale-ups, and enterprise technology companies to design, build, and scale world-class digital products. [... see all Right Tail reviews ]Top Services:
- Mobile App Development
- UI/UX Design
- HTML5
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 14 Projects Listed
Award Winning Custom Development Experts | ERP Integration | Shopify/BigCommerce
QOLOS (pronounced "koh-lohs") is a U.S.-based software development company, specializing in building custom, high-performance digital solutions for brands that demand innovation. From complex ERP integrations to e-commerce solutions - you are in good hands with QOLOS. [... see all QOLOS reviews ]Top Services:
- Mobile App Development
- UI/UX Design
- eCommerce
- Location
- Green Bay, Wisconsin
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $50,000 & Up
Premium Software Development & Tech Recruitment Services
IT managed services, offshore team in Poland , Romania , and LATAM , highly-technological clients with ultra high satisfaction. [... see all DevsData Tech Talent reviews ]Top Services:
- Mobile App Development
- Outsourcing
- Software Development
- Location
- New York City, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $55/hr
- Portfolios Count
- 15 Projects Listed
Production AI That Users Actually Feel
As an AI software development company, we deliver production-ready AI features-copilots, document automation, knowledge assistants, recommendations, and voice agents-integrated into your apps to streamline workflows, enhance decision-making, and drive measurable business impact. [... see all HyperSense Software reviews ]Top Services:
- Mobile App Development
- Web Development
- Wearables
- Location
- Chicago, Illinois
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 21 Projects Listed
Venture Infrastructure for Scalable Value Creation
SoftTeam is an international IT services and talent-augmentation company operating across locations such as Ukraine, Estonia, Poland, Austria and the United Kingdom. The firm provides models such as IT staff augmentation, dedicated teams and out-staffing to support businesses across industries including [... see all SoftTeam reviews ]Top Services:
- Mobile App Development
- Web Development
- HTML5
- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 10 Projects Listed
Shopify/Plus | Web Development | AI Development | UX/UI design | Custom Development
DigitalSuits is a full-cycle ecommerce agency with a focus on Shopify development and extensive expertise in AI development, web development, and custom software development. [... see all DigitalSuits reviews ]Top Services:
- Mobile App Development
- IT Services
- UI/UX Design
- Location
- Miami, Florida
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 9 Projects Listed
High-end development for mobile innovation leaders
Top rated software house that delivers mobile and web application for clients around the world. 11 years on the market, 100+ engineers, 250+ projects delivered. All aspects related to safety, confirmed by the ISO 9001 / ISO 27001 certificates. [... see all ItCraft reviews ]Top Services:
- Mobile App Development
- UI/UX Design
- Web Development
- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 13 Projects Listed
MVP & Product Development Company
We are a premier global agency specializing in MVP and and Product Development, empowering groundbreaking startups to bring their ideas to fruition through cutting-edge technology. [... see all Iotric reviews ]Top Services:
- Mobile App Development
- VR/AR
- HTML5
- Location
- New York City, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $10/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 10 Projects Listed
Products Start Here.
Founded in 2016, WestLink is a Colorado-based digital product development studio, providing product development and strategy consulting services for companies across the US. Get in touch - we'd be excited to see how we can help! [... see all WestLink reviews ]Top Services:
- Mobile App Development
- Software Development
- UI/UX Design
- Location
- Denver, Colorado
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $50,000 & Up
Imagine. Innovate. Inspire.
We help businesses by guiding them through the process of planning, building & launching their digital products. With over 6+ years of industry experience & 50+ team members, we have managed to deliver 200+ successful projects including digital services like Strategy, Design, and Development. [... see all Wilson Wings reviews ]Top Services:
- Mobile App Development
- Android
- HTML5
- Location
- Clermont, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Portfolios Count
- 25 Projects Listed
Software Outsourcing & Development | 500+ Active Clients
Founded in 2009 by Nacho de Marco and Paul Azorín, BairesDev provides top 1% tech talent to a range of clients, from startups to Fortune 500 companies. [... see all BairesDev reviews ]Top Services:
- Mobile App Development
- Software Development
- Web Development
- Location
- San Francisco, California
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 5 Projects Listed
An Award-Winning Agency With 13 Years of Expertise
Red Collar digital agency was founded in 2011, now the team consists of 100+ experts. Our two main service lines are web design and end-to-end development. We were announced the best agency in the world in 2017 and 2019 by CSS Design Awards and have twice won the Webby, the 'Oscar' of the Internet. [... see all Red Collar reviews ]Top Services:
- Mobile App Development
- Software Development
- UI/UX Design
- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 23 Projects Listed
Transforming Digital Experiences
KrishaWeb is a full-service digital agency, delivering future-ready web, marketing, and software solutions since 2008. With 16+ years of experience, we've helped over 2500 global businesses from startups to enterprises, transform their digital presence and scale through result-driven strategies. [... see all KrishaWeb reviews ]Top Services:
- Mobile App Development
- Web Development
- HTML5
- Location
- Loveland, Colorado
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 9 Projects Listed
Recommended by 96% CEO, CTO and COO Globally
At SPEC INDIA, we are Empowering businesses with AI in the digital world. With more the 36+ years of experience in the tech space we have been delivering bespoke software solution that power businesses worldwide. Our commitment and assurance of quality makes us stand out in the market.. [... see all SPEC INDIA reviews ]Top Services:
- Mobile App Development
- Software Development
- UI/UX Design
- Location
- Bridgewater, New Jersey
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 54 Projects Listed
We create digital products and grow with our partners!
Rocketech is a software development company collaborating with 100+ Middle and Senior level IT and business professionals and specialising in analytics-driven web and mobile development. Our team has released 150+ products for 100+ startups and enterprises. [... see all Rocketech Development reviews ]Top Services:
- Mobile App Development
- Software Development
- Android
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 14 Projects Listed
Website & application development
Promodex is your long-term digital partner. We deliver UI/UX design, front/back-end development, marketing (SEO, SMM, PPC), support, automation, and custom CRM/ERP solutions. 12+ years of experience. Need a turnkey solution? Lets talk! [... see all Promodex reviews ]Top Services:
- Mobile App Development
- UI/UX Design
- Web Development
- Location
- Cheyenne, Wyoming
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 20 Projects Listed
We Create Loveable Websites, Game-Changing Applications, Scalable and Reusable Code Under the Hood.
Bachoo studio is an award-winning web studio, dedicated to creating sophisticated and technologically advanced solutions for our clients. We offer end-to-end services, starting with concept and strategy, and continuing through design, development, QA, devops, and support. [... see all Báchoo reviews ]Top Services:
- Mobile App Development
- UI/UX Design
- Web Development
- Location
- El Segundo, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Portfolios Count
- 17 Projects Listed
Engineering peace of mind
At Vention, unparalleled customer care isnt just a promise its our mission. We blend personalized experience, unwavering attention to detail, and a genuine passion for your business, ensuring that every aspect of our collaboration is tailored to your success. [... see all Vention reviews ]Top Services:
- Mobile App Development
- Software Development
- HTML5
- Location
- New York City, New York
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 16 Projects Listed
#1 in Shopify, Wordpress, and more
We are number one in Shopify, WordPress and BigCommerce with updates, custom themes and sitespeed. No need to pay those high Agency fees. Look here and get the best quality at a price you can afford. [... see all BKThemes reviews ]Top Services:
- Mobile App Development
- Web Development
- HTML5
- Location
- Ontario, Oregon
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 17 Projects Listed
AI-Enabled Сustom Software Development
We're JetRuby — AI-native, award-winning, and ISO-certified agency that's been shipping software since 2010. Our 250+ engineers turn bold ideas into production-ready products, starting from budgets of $50,000 and scaling all the way to enterprise roll-outs. [... see all JetRuby reviews ]Top Services:
- Mobile App Development
- Software Development
- iPhone
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 33 Projects Listed
Software development company that delivers measurable results.
SparxIT is a trusted tech partner delivering expert web design and development, mobile solutions, and eCommerce development. We build custom digital platforms powered by AI, ML & IoT for startups to enterprises. Trusted by HP, Suzuki & Hisense. Lets shape your digital future. [... see all Sparx IT reviews ]Top Services:
- Mobile App Development
- Outsourcing
- HTML5
- Location
- Walpole, Massachusetts
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Portfolios Count
- 35 Projects Listed
Top-rated Mobile Apps, AI/ML, Blockchain Development Company.
Junkies Coder is a leading technology solution provider across 15 countries and 50+ Rockstar Developers is our strength, We're specializing in web development, Top-rated Mobile App Development, and innovative solutions. Our experienced team is dedicated to delivering high-quality service and support to help [... see all Junkies Coder reviews ]Top Services:
- Mobile App Development
- Web Development
- eCommerce
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 12 Projects Listed
Grow Your Business With Our Digital Growth Engine
Trust your web or marketing project with a 5-star Google rated, Texas-based Inc. 5000 award winner. Our expertise earned us a spot on the SMU-Cox School of Business 'Dallas 100' list for 2020. With industry awards for marketing, web design, and digital strategy, work with an expert. [... see all Agency Partner Interactive reviews ]Top Services:
- Mobile App Development
- HTML5
- iPad
- Location
- Plano, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 30 Projects Listed
Technology That's All About You
TowerHouse is a full-service mobile application development company with offices in Miami and Montevideo. We strategize and work with your team from start to finish with one goal: Deliver the best product possible. [... see all TowerHouse Studio reviews ]Top Services:
- Mobile App Development
- Software Development
- UI/UX Design
- Location
- Miami, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Portfolios Count
- 15 Projects Listed
Marketing: Easier said than done. Let the experts do it!
We are your dedicated full-service digital marketing & growth partner. With a global team of experienced marketers, we blend bold techniques with strategic insight to drive long-term growth for both B2B and B2C brands. Get in touch and let's put your brand on top. [... see all Scopic Studios reviews ]Top Services:
- Mobile App Development
- Android
- HTML5
- Location
- Marlborough, Massachusetts
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 8 Projects Listed
Next-Gen Apps for Next-Gen User
Passionate about crafting innovative digital solutions, TechGropse is a leading technology firm that specializes in mobile app development, web development, and emerging technologies. Our commitment to excellence, creativity, and client satisfaction sets us apart. [... see all Tech Gropse reviews ]Top Services:
- Mobile App Development
- Outsourcing
- Software Development
- Location
- Atlanta, Georgia
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 23 Projects Listed
Not A Typical Dev Shop
datarockets is a development company consisting of 40 in-house developers working remotely from Canada and eastern Europe. Founded in 2014, they develop custom software and applications for startups and medium-sized businesses. Besides development, they consult entrepreneurs on product strategy. [... see all Datarockets reviews ]Top Services:
- Mobile App Development
- Software Development
- Android
- Location
- New York City, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 19 Projects Listed
Where Brands Take Flight Through Exceptional Web Design!
At Rootless Agency, we're a full-service digital agency based in the Greater Boston area, specializing in web design, social media management, digital marketing, and branding. Our mission is to craft digital experiences that boost business growth and pave the way for innovative technologies. [... see all Rootless Agency reviews ]Top Services:
- Mobile App Development
- Software Development
- Web Development
- Location
- Hudson, Massachusetts
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 11 Projects Listed
Artistic Designs - Creative Concepts
We at ARTICON (Custom Design Agency) believe and respect this proverb because we are in the business of creativity and ideas. We are here to create a GREAT First impression of our clients for their customers through our highly creative and unique presentations through our designs. [... see all Articon reviews ]Top Services:
- Mobile App Development
- HTML5
- eCommerce
- Location
- Dallas, Texas
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 28 Projects Listed
Software Development Partner
Dev.Pro is a software and smart contract development partner that allows innovative technology companies to amplify their growth ambitions and expedite time-to-market. [... see all Dev.Pro reviews ]Top Services:
- Mobile App Development
- Outsourcing
- Software Development
- Location
- Charlotte, North Carolina
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 6 Projects Listed
You Think It, We'll Build It.
Idea Maker is a U.S.-based software development agency helping businesses transform ideas into scalable digital products. Our expert team specializes equally in mobile apps, custom software, AI-powered solutions, and modern web platforms. [... see all Idea Maker reviews ]Top Services:
- Mobile App Development
- Software Development
- Web Development
- Location
- Irvine, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 10 Projects Listed
Driving Change Through Technology - Apps, Ecommerce, Staff Aug, BPO, Next Gen Tech and more!
Trango Tech provides unique digital solutions, leveraging a team of 200+ seasoned developers to deliver seamless App Development, mobile platforms, and enterprise-grade systems. Our powerful insights optimize results across every digital transformation campaign. Explore what’s next. [... see all Trango Tech reviews ]Top Services:
- Mobile App Development
- Android
- iPhone
- Location
- San Jose, California
- Number of Employees
- 100 - 249
- Portfolios Count
- 17 Projects Listed
Software Development and Consulting Company
Timspark is an innovative software development company that endeavors to deliver the highest quality work to clients who look to address their challenges with custom technology. Our one-of-a-kind business model fuels and cultivates fully-fledged independent development teams and motivates each engineer to [... see all Timspark reviews ]Top Services:
- Mobile App Development
- Android
- HTML5
- Location
- St. Petersburg, Florida
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 35 Projects Listed
FinTech Unleashed: React Native Excellence by Andersen
Choose Andersen for top-tier React Native development in the FinTech industry. Trust our 190+ experts to ensure 100% compliance with industry standards. [... see all Andersen reviews ]Top Services:
- Mobile App Development
- Software Development
- UI/UX Design
- Location
- Dallas, Texas
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 18 Projects Listed
Developing Partnerships
At Kaizen Softworks, were here to make your business thrive with custom software solutions. Our team is a blend of skilled designers, software engineers and scrum masters who are dedicated to transforming your business challenges and ideas into effective software solutions. [... see all Kaizen Softworks reviews ]Top Services:
- Mobile App Development
- Software Development
- eCommerce
- Location
- Boston, Massachusetts
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $60/hr
- Minimal Budget
- $25,000 - $50,000
Transforming Business Through Scalable Software and Ethical AI
SumatoSoft helps global enterprises and ambitious startups bridge the gap between traditional digitalization and the AI frontier. As a premier AI software development company, we build more than just code; we engineer governed AI ecosystems and scalable platforms that turn raw data into a competitiv [... see all SumatoSoft reviews ]Top Services:
- Mobile App Development
- Outsourcing
- UI/UX Design
- Location
- Boston, Massachusetts
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 10 Projects Listed
Related Mobile App Development Specializations in the US
- Android
- Mobile App design
- Application Modernization
- Consumer
- Cross-Platform
- Educational
- Enterprise
- Financial
- Fitness App Development
- Games
- Government
- HTML5
- Healthcare
- Publishing
- React Native
- Small Businesses App Development
- Social Network Apps
- Sports App Development
- Travel App Development
- Wearables
- Windows
- eCommerce
- iPad
- iPhone
Why People Trust DesignRush
Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding startup app development companies in the United States. 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 40,000 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
How do app development companies for startups in the US help new businesses grow?
App development companies for startups in the US create digital products that attract users and investors. They handle everything from market research and UI/UX design to coding and launch support, helping startups bring their ideas to life, validate concepts quickly, and reach the market faster.
What makes the best US startup app development companies different from competitors?
The best US startup app development companies focus on strategy as much as coding. They shape the product roadmap, test ideas with real users, and build MVPs that prove market fit. Their teams combine tech expertise and startup experience to guide founders through funding, scaling, and product optimization.
How much do startup app development services in the US cost?
Startup app development services in the US start at $5,000 and can exceed $300,000.
- A simple app typically costs $5,000–$50,000
- A medium-complexity app ranges from $50,000–$120,000
- Complex apps with advanced integrations like AI, AR, or blockchain can reach $120,000–$300,000 or more.
US developers usually charge around $100 per hour, and maintaining the app afterward adds another 15–25% of the initial cost per year.
What is the typical project timeline for startup app development companies in the US?
A basic MVP usually takes 3–4 months from planning to launch. More complex apps, especially those that require advanced features, API integrations, or cross-platform development, can extend to 6–12 months, depending on team size and testing cycles.
What tools and technologies do top US startup app development companies use?
Top US startup app development companies often use frameworks like React Native, Flutter, Swift, Kotlin, and Node.js, along with cloud platforms such as AWS, Google Cloud, or Azure. For design and testing, they use tools like Figma, Jira, and GitHub to streamline collaboration and speed up releases.
How do startup app development companies in the US support product scalability and long-term success?
Startup app development companies in the US build flexible architectures that handle growth in users, data, and features. Many offer post-launch support, analytics tracking, and iterative development plans. Their goal is to keep the app stable, secure, and adaptable as the startup scales or enters new markets.
About The Author and Expert Reviewer
Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.
Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.
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