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
9,013 Companies-Rankings updated: August 19, 2026
All mobile app development firms on DesignRush have been assessed for their expertise, portfolio, and verified client reviews. Some listings may be paid.
In 2015, the Montreal-based development team for hire App & Flow was established. React Native was soon made open-source by Facebook, and we've been developing apps with it ever since...
Innovative Software, Web, Data, and Mobile applications
Innovative Software, Web, Data, and Mobile applications
Segue Technologies delivers reliable Software Development Solutions tailored to client-specific needs. With a "customer-first" approach, we specialize in sustaining legacy enterprise systems while developing custom alternatives. Our full-system lifecycle engineering and support expertise include network...
Hipo is a company that focuses on product development and collaborates with startups and enterprises worldwide to launch innovative ideas. We have a multi-disciplinary approach and a strong dedication to delivering exceptional results...
Want to boost your digital game? Convertiv is here to help! We take an evidence-based approach when developing and executing strategies that get results, whether you're just getting started with a shift towards the digital space or looking for further guidance. With us on board, leverage our expertise as we...
Callstack: Your Trusted React and React Native Experts. Join us in advancing React and React Native. Explore our contributions on GitHub. Ready to boost your React or React Native project? Contact us today!...
For over a decade, our committed team has been developing top-notch web and mobile applications, specializing in native code, full-stack development, and hybrid technology. We have a team of 20 members devoted to our Web & Mobile division, along with 10 additional staff for our marketing and application...
At Devshop, we are a development company located in the heart of NYC that believes in an open, honest, and transparent process when building web and mobile applications. We work closely with our clients to humanize the development process, clarify complex ideas, and launch successful projects that continue to...
Think Tree Studios, headquartered in Denver, is a frontrunner in innovative website and mobile app development. Its team of experts collaborates closely with clients to bring ideas to life through meticulously designed and highly functional digital solutions. With a commitment to excellence, Think Tree...
We are Uniparticle, an innovative technology company that partners with global enterprises, SMEs, and startups to provide end-to-end solutions for custom-tailored software, web, and mobile apps. Our approach combines intelligent planning, design thinking, and the latest technologies to help our clients...
Spritz is a complete package for companies looking to expand their reach and connect with customers. This boutique marketing agency incorporates interactive technologies and traditional tactics into their services, creating powerful strategies that build strategic partnerships and grow businesses...
We are a design and development agency that has its headquarters located in Munich, Germany, and an additional office in Osijek, Croatia. Our team specializes in delivering high-quality services to clients worldwide, with a focus on web and mobile app development, UX/UI design, branding, and digitalization...
Waker is a software and UX design company that empowers businesses of all sizes to deliver cutting-edge solutions. The agency offers comprehensive software support and maintenance services, ensuring sustained growth and client success. Waker strategizes and implements digital products that resonate with its...
Tesuji is a dynamic team of software design and development experts committed to bringing IT products to life, from augmented reality pet games to social platforms for live streaming. As a creative engineering and design agency, Tesuji prioritizes pragmatic construction, employing proven yet modern...
We're a software development agency that builds products that scale. Our engineering-first culture and product-minded approach have powered success stories like Calendlythe scheduling platform that revolutionized meetings for millions...
LeverageIT has been a driving force in the marketing industry since 2013. With an innovative combination of creativity and technology, they've empowered hundreds of companies worldwide – from well-established names to aspiring start-ups - to revolutionize their strategies for engaging customers and creating...
We can assist if you're looking for comprehensive mobile strategy advice, full-stack solutions for your app, and backend development services with ongoing maintenance and support...
Crafting cutting-edge software, web, mobile, and web3 applications for startups.
Crafting cutting-edge software, web, mobile, and web3 applications for startups.
3Advance believes in matching clients with a dedicated software development team for successful product creation that people want to use, whether on mobile, web, or blockchain...
For the past decade, GILL Solutions Management has been working with small businesses to help them succeed with online strategies. In fact, more than 90% of businesses that use our services see a profitable return on their investment...
Smart Enough for Fortune 500. Hungry Enough for the Fight.
Smart Enough for Fortune 500. Hungry Enough for the Fight.
ZINC Digital is a Miami-born agency built for long games and real growth. We pair Fortune 500 experience with startup hungerguiding brands like Porsche, The Home Depot, John Deere, YMCA, and U.S. Oil Solutions. Our work spans SEO, paid media, branding, creative, and websites to convert...
Integrity Resource Solution LLC takes pride in helping businesses get their name out there on the web. Our state-of-the-art management and development services keep Atlanta businesses ahead of current trends. We've got you covered from social media marketing, mobile app development to SEO. Let us guide your...
Heady is a mobile product consultancy that specializes in sustainable innovation through design and technology. Our team integrates with your organization to tackle pressing issues, build polished products, and deliver results both in the short and long term...
We're passionate about designing and developing amazing mobile apps for iOS and Android. Our apps have been featured on the App Store, and we believe in creating innovative and cutting-edge digital products that exceed our clients' expectations...
At VezTek USA, we turn your app ideas into reality! Our Los Angeles-based mobile app developers have been propelling the world’s leading enterprises and most innovative startups to success with hundreds of remarkable web and apps. Whatever iOS or Android project you need help navigating - from a business...
SolutionBuilt is a website and mobile app development company located in Atlanta, GA, specializing in iOS and Android app design, development, and maintenance services. They offer cross-platform application development and design for web and mobile users. Their one-stop-shop approach covers design...
At Netsells Group, we are a digital product consultancy working across web and mobile. We help organizations transform through technology, turning commercial strategies and new ideas into clearly defined digital products...
Design Ocean specializes in crafting dynamic and engaging creative communications to help clients stand out. Our team of experts provides sound strategic advice and innovative visuals including web design, mobile apps, brochures and 3D visualization that capture the essence of a brand identity. We also offer...
Expedition Co. - Agile software design and development for your needs
Expedition Co. - Agile software design and development for your needs
Expedition Co. is relentlessly focused on creating the most optimal user experience, regardless of the platform. We combine creative and technology to produce innovative, industry-changing, and leading applications that help businesses drive engagement and connect with their communities. Our commitment to...
Vog App Developers is an award-winning software design and development company. We build custom iOS & Android mobile apps, web applications, and firmware. Whether youre a start-up, or a large enterprise we have the talent and expertise to build you something amazing...
Award-Winning Mobile Design & Development Agency with AI Expertise
Award-Winning Mobile Design & Development Agency with AI Expertise
Utility is a premier digital product agency specializing in custom mobile apps, web platforms, and AI-powered solutions for forward-thinking startups and global brands including Airbnb, Coca-Cola, Samsung, the NBA, and Forbes...
At 1 Source Media Group, our internet consultants bring the best of both worlds - creativity and expertise - to businesses nationwide. Our full suite of services from Design & SEO to Social Media means that no matter what your business needs are, we can help you get it done!...
Toptal is a highly respected network of elite talent available when needed. Our team of problem-solvers is committed to integrity, and leading companies turn to us for critical projects. We equip organizations with the tools to compete and succeed in a rapidly-evolving business world, boasting exceptional...
Instil is a 2022 Digital DNA Company of the Year winner, an AWS Select Consulting Partner, a certified JetBrains Training Partner, and an ISO27001 accredited company...
Unmatched expertise in web and mobile app development
Unmatched expertise in web and mobile app development
14 Oranges is a leader in application development. Since 2009, we have helped organizations large and small achieve success with their development needs...
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.