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
9,015 Companies-Rankings updated: August 20, 2026
All mobile app development firms on DesignRush have been assessed for their expertise, portfolio, and verified client reviews. Some listings may be paid.
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...
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...
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!...
We are a team of experts at Seven Hills Technology, building web and mobile applications for customers looking to grow their business with software and technology. Our unique ability to learn our client's business and understand their goals and challenges is what makes us the right partner to build your...
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...
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...
AKOS - Custom software development and consultancy services
AKOS - Custom software development and consultancy services
AKOS is a leading development agency for growth-stage organizations in high-impact industries. We help our clients achieve their goals through our expert development solutions...
Exploding Phone: Crafting Native iOS and Android Apps
Exploding Phone: Crafting Native iOS and Android Apps
We have the experience and skills to deliver world-class smart-device solutions while maintaining the size and agility to offer you a highly personal, client-centered partnership...
Glance: Excellence in Award-Winning App Development
Glance: Excellence in Award-Winning App Development
10 At Glance, we craft exclusive, engaging apps and supporting platforms for our brands. With a strong heritage in enterprise-level development, we're not just another mobile media agency or group of app developers. By bringing enterprise-level quality and process to the mobile sector, our products not only...
Brightec: Multi-Award-Winning App Development for Mobile and Web
Brightec: Multi-Award-Winning App Development for Mobile and Web
At Brightec, we’re a multi-award-winning mobile and web app development agency based in Brighton on a mission to create a happier, more connected way of working. We make meaningful technology with a people-first approach...
King Tide is a design and development firm based in Los Angeles, CA. Our team is focused on delivering innovative solutions for brands and consumers. We have a passion for branding, design, technology, and impacting customer experiences through real-world brand and product development...
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...
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...
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...
Customized Software and Digital Product Development Services
Customized Software and Digital Product Development Services
At Informulate, our expertise lies in custom application development, innovation methodology, and agility. As a software development and digital transformation agency, we are committed to helping our clients succeed by providing top-quality solutions...
Custom Software Solutions That Enhance Your Business
Custom Software Solutions That Enhance Your Business
At Solwey Consulting, we are a boutique agency that focuses on our customers' success by delivering excellent work. We understand that the solutions businesses need to function are often complex, which is why we work tirelessly to create simple, effective solutions that meet our clients' needs...
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 product development studio, building the next venture backed startups. OneSeven is a US-based solution for Pre-Seed to Series B startups and their founders. We help our portfolio companies plan, design, build, and support high quality digital products...
WeGotCode specializes in custom application development and efficient software integrations. Its commitment extends beyond technology, delivering transformative solutions to optimize workflows and enhance system communications. Leveraging cutting-edge technologies, including AI, WeGotCode simplifies complex...
As Engineers, Designers, Innovators, and Visionaries, we collaborate to create incredible products that facilitate your organization's digital transformation. Since our establishment in 2015, we've been committed to providing exceptional user experiences using web technology in every project we undertake...
Digital Awesome is a reliable and comprehensive mobile app development company that has been dedicated to serving its clients since 2014. Our focus is on building long-term partnerships with our clients, making us a trusted partner that you can rely on throughout the entire lifespan of your app...
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...
WestonDev is a technology agency located in Miami, that collaborates with businesses to develop technology solutions aimed at accelerating growth. Our services include creating automated workflows, developing custom native mobile/web apps, and integrating CRM with various APIs for services like text...
Smart Mobile House is a globally-operating, leading mobile development agency in Europe. What sets us apart is that we not only deliver highly interactive mobile and web applications, but we also help mid-size and large businesses to create products that establish innovative relationships between consumers...
Blackburn Labs was established in 2015, and we are proud to have a team of skilled and driven programmers, architects and process specialists. With a track record of award-winning software design and development across various industries, we have the technical expertise and business acumen to provide...
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...
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...
Headquartered in Washington DC with additional offices in New York City, we are a provider of technology solutions. Our offerings include highly integrated web and mobile applications and modules, custom content management systems, and supporting websites...
As trailblazers in the realm of mobile solutions, we pride ourselves in developing innovative mobile applications that revolutionize industries. Our team leverages cutting-edge technologies like Augmented Reality, Web, and Mobile to reimagine and optimize your business processes. Our goal is to drive...
Novoda is a digital product agency that has been creating meaningful mobile products for brands globally since 2008. With a focus on collaboration, our expert teams help organizations of all sizes design, build, and scale mobile products that customers love. We have partnered with both startups and well-known...
We are a group of core React Native contributors who have collaborated with well-known businesses like Shopify and Coinbase and are experts in our respective toolkits...
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.