Connect with vetted app development companies that build custom solutions designed to drive retention, engagement, and revenue. Filter agencies by budget, team size, and location to find the right partner for your project.
List of the Best App Development Firms
1,952 Companies-Rankings updated: September 03, 2026
All mobile app development firms on DesignRush have been assessed for their expertise, portfolio, and verified client reviews. Some listings may be paid.
Multidisciplinary software design and development agency.
We are a web and mobile design and development agency. Making websites and apps, creating brand identities, and launching startups. Our goal is to help companies build relationships with their customers online through great design and technical performance...
VerifiedVerified by the DesignRush team for authenticity and credibility.Award WinnerRecipient of a Best Design Award for outstanding work.
Boutique studio creating tailored web experiences.
Reach for the sky.
We are Zero Negative.
Your sidekick for big ideas. In a nutshell, Zero Negative is a small, boutique full-service design and development studio with a focus on creativity and close collaboration with clients. We make stuff - websites, web apps, interactive experiences, branding, and...
We are a top-rated web design, UI/UX, and web development agency with 10+ years of experience. Based in Kolkata, India, we serve clients worldwide, including the USA. Our expert team delivers cutting-edge websites, apps, digital products optimized for user experience, conversions, and brand growth...
Dream X is a full-cycle software development company dedicated to building high-performance products. Founded in 2022 by Alexandr Korshykov, we partner with businesses worldwide to deliver end-to-end technical solutions...
Let's start building your game changing e application tomorrow! Working with us, you get a fast start, high development speed, and a top-quality product...
AI-augmented software development for digital products, data-rich platforms & IoT
AI-augmented software development for digital products, data-rich platforms & IoT for mid-size & enterprise businesses. Visit www.merixstudio.com for more details on our skills, agile teams' capabilities, and engagement models...
We have been around for the last 23 years offering AI-driven solutions, Custom Mobile App Development, Tailored Software Solutions, and Enterprise Web Solutions catering to clients' needs. We Care for your Success -that is our reason to exist. Let's Talk about your dreams and we will deliver!...
Native | Hybrid | IOS & Android Mobile App Development
NewAgeSys IT, Top Mobile App Development Company in NJ, provide mobile app development services to various vertical such as Healthcare, Fitness, Social & Networking, Sports, Education, Utility, On Demand Services etc. We take care of Mobile App UI/UX Design & Development, API & Back-end Programming...
Empowering Businesses Through Cutting-Edge IT Solutions
EitBiz is a digital transformation and product engineering partner delivering end-to-end digital solutions. Since 2017, we've helped global businesses build scalable software, mobile apps, SaaS platforms, automation solutions, and AI-powered systems through dedicated teams and strategic expertise...
We help businesses and startups harness the power of Web3 by delivering custom and white-label solutions for crypto wallets, NFT platforms, DeFi, and dApps. Through Onez Labs, our Web3 venture studio, we collaborate with companies to design, develop, and launch innovative products while providing end-to-end...
Clear your backlog and ship products you're proud of faster with our nearshore software development resources. We provides highly skilled, team-based resources to companies that need tech talent fast...
iApp Technologies: Trusted digital product development partner helping brands turn ideas into powerful & scalable solutions. We specialize in designing and building high-performance Web and Mobile Apps (iOS + Android) that align with evolving market demands and deliver measurable business impact...
Engineering for live products where mistakes are expensive.
KITRUM is an engineering partner focused on building on top of live software products. We help them grow beyond their original design by modernizing architecture, adding new capabilities, and scaling systems without disrupting what already works...
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...
Dedicated Design Team Behind Your Successful Product.
We are a dedicated design team behind your successful products. Whether it’s a landing page design, app redesign or simple clickable MVP concept – you can have it all. Let the design tell your story and make it a successful one...
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...
Our expertise are AI, Custom Software, Nearshore Staffing and Data Analytics & AI
TIMIT provides you experts in AI, AI-driven Data Analytics, Custom Software Development, IT Startegy, and has top-notch, lower-cost IT Talent. Our customers tell us we're fun to work with, and that's because your success is personal to us. We deliver what we promise. Every time...
BluePixel is an award-winning UX/UI and software development international company. We combine a human-centered approach with the latest tech stack to create world-class software...
Offshore Software Dev Experts with Proven Skillsets
eLuminous Technologies is the top offshore software dev firm, offering a dedicated team of skilled developers in various domains. With a proven track record of success, we provide flexible hiring models, on-time project delivery, and a wide technology stack...
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...
Mobile, Web & eCommerce Software Development Company
VT Netzwelt is one of the leading digital technology company offering end-to-end development services. We offer digital transformation of your business with disruptive web and mobile apps...
We help clients achieve transformative digital experiences through App Development. Stakk’s unparalleled skills in iOS, Android, Flutter, and React Native consistently deliver impressive results for brands like LNER Trains and The British Museum. Let’s elevate your product with expert design, management...
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...
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...
A Trusted Partner for Cutting-Edge and Imaginative IT Solutions!
Come explore the world of IT solutions with ChawTech Solutions, the hub of dependability, innovation, and creativity. Since 2016, we have paved our way to becoming one of the top providers in the industry. Trust us to bring our wealth of knowledge and experience to amplify your projects and efforts to new...
Sirin Software: A Florida-based IT partner with an R&D center in Kyiv, Ukraine. Since 2014, we excel in Software, Hardware, Firmware, IoT, AI, Cloud, and Mobile Development. Trusted worldwide for excellence and innovation...
We are a smart and nimble team, who can give you the attention you expect and deserve. Creative UI/UX agency with reliable web and mobile frontend development experts.
Efficient UI/UX - experience in building user interfaces and apps that contain unique value.
18 years of expertise with Web and...
VerifiedVerified by the DesignRush team for authenticity and credibility.
Full-Cycle IoT and Software Development company
We deliver cutting-edge, scalable, and fully functional IoT hardware and software products and ecosystems that help clients achieve their specific objectives...
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...
VerifiedVerified by the DesignRush team for authenticity and credibility.
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...
We Build Innovative Products for Startups and Larger Brands
There are a lot of choices when it comes building a software product. The reason people choose ScrumLaunch is because of our high touch approach, high quality work and most importantly, because we have built our own software products and have a deep understanding of how to succeed with iterative, rapid...
Mindrops is an AI-driven digital technology company delivering future-ready solutions. We build intelligent websites, smart eCommerce platforms, mobile apps, and custom software-scalable, secure, and user-friendly. Our AI expertise drives automation and business growth...
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...
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...
A Reliable Full-Service Software Development, Cloud, DevOps and QA Partner
Leveraging 30 years of excellence designing, developing, deploying and supporting world-class software solutions, Kanda Software has established itself as a trusted Software Development, Cloud Engineering, DevOps and QA partner for companies ranging from innovative startups to large enterprises...
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...
Tech9 is an outsourcing company that believes outsourcing technology should be a delightful experience. We guarantee our partner clients' happiness with the software delivered, the journey experienced, and the positive business results achieved. With remarkable growth and industry recognition, our global team...
Founder-Led Software Engineering for Startups, Scaleups & Marketplaces
Scaleup Consulting is a Sydney-based technology consultancy helping startup founders and small businesses build, scale, and ship software products. Founder-led by Technical Director Jayen Ashar with senior engineers on every project from day one no junior handoffs...
Timspark is a software development company delivering custom technology solutions through skilled, autonomous engineering teams. Our flexible delivery model helps clients solve complex challenges, accelerate development, and build reliable, scalable digital products...
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...
Frequently Asked Questions About App Development Companies
What services do app development companies typically offer?
App development companies usually handle strategy, UI/UX design, development, testing, launch, and ongoing maintenance. Some also provide product research and app store optimization.
How much does it cost to hire an app development company?
App development agencies typically charge between$30,000 and $500,000+, depending on the scope and complexity of the project.
Typical custom app costs by scope include:
Simple app: $10,000 to $35,000
Medium-complexity app: $35,000 to $150,000
Complex app: $150,000 to $300,000+
How long does it take to develop a mobile app?
Most apps take around 3 to 7 months to develop, though the timeline depends on complexity, features, technology, and the development team. Changes in scope, integrations, and testing requirements can also extend the timeline.
Simple apps: a few weeks to 3 months
Medium-complexity apps: 3 to 7 months
Complex apps: 7 to 12+ months
How do I choose the right app development company?
Look at relevant experience, past projects, technical expertise, communication, and post-launch support. The company should also understand your business goals and target users.
What should I look for in an app development company’s portfolio?
Check whether they have built apps similar to yours and review the usability, design quality, and functionality of their work. Pay attention to projects in your industry or with comparable technical requirements.
Proposals