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
10,920 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.
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...
Mobile app and full-stack development services in San Francisco and New Delhi.
Mobile app and full-stack development services in San Francisco and New Delhi.
Radiansys Inc, established in 2007, is a technology company based in the San Francisco Bay Area with a development center located in Gurgaon, India. We specialize in Mobile App Development, Full-Stack, Node JS, MEAN Stack, MERN Stack, VUE JS, React, React Native, Python, Django, PHP, Laravel, Angular, Restful...
We deploy secure AI solutions that deliver positive ROI within weeks.
We deploy secure AI solutions that deliver positive ROI within weeks.
NineTwoThree AI Studio is a Boston-based AI agency that builds secure, production-grade AI and ML solutions with measurable ROI. Founded in 2012, our Ph.D.-level engineers and certified product managers have delivered 150+ projects for enterprise brands and startups alike...
Building a better future with exceptional software solutions.
Building a better future with exceptional software solutions.
Five Pack is dedicated to building the future with great software. Our team of friendly, talented, and creative mobile experts has successfully delivered hundreds of great apps for entrepreneurs and Fortune 500 companies. We understand that every business has unique needs, which is why we tailor our mobile...
DNAMIC is an IT Consulting company with an automation mindset specializing in Software Development, Quality Assurance, Software Testing, and Digital Production...
Strategic Advisory & Technology for Leaders in Fitness, Sport, and Healthcare
Strategic Advisory & Technology for Leaders in Fitness, Sport, and Healthcare
Qodeca is a trusted technology partner offering advisory, website development, and bespoke software development services. The company focuses on building long-term partnerships and helping clients create scalable digital solutions that boost engagement and drive operational growth...
Top ranking Microsoft Dynamics Partner providing consultation for Dynamics 365 CRM, NetSuite, Dynamics 365 Business Central, Salesforce, SharePoint, BI, Custom Software Development, Web app development, Azure with other Microsoft Solutions. AlphaBOLD based in San Diego, USA. Contact Us Now!...
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...
A Leading Partner for Mobile and Web App Development
A Leading Partner for Mobile and Web App Development
At Koombea, we specialize in building world-class digital products that users love, with a focus on mobile and web apps through our custom Agile methodology. Our process has been tested and proven through our 1000+ projects with clients from all over the globe. We take pride in our ability to build...
At PieSoft, we are a reliable one-stop-shop IT development company. Entrust all your tech needs to us to build robust software and hardware solutions or eliminate your recruitment headaches by hiring our in-house professionals to strengthen your team...
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...
Lanex Corporation - Tailor-made solutions for your business needs
Lanex Corporation - Tailor-made solutions for your business needs
Here at Lanex Corporation, we are a full-cycle software development service provider specializing in bespoke digital solutions for startups and companies globally. We build scalable and secure products designed to impact your brand and provide the best digital experience for your users...
At TrianglZ, we are moving from a vision to digitally transform businesses and boost their performance. Based in Alexandria and founded in 2014, our services include:...
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...
Akhter Studios - Custom solutions that fit your ideas and vision perfectly
Akhter Studios - Custom solutions that fit your ideas and vision perfectly
As Akhter Studios, we are an experienced end-to-end software development studio with a proven track record of delivering hundreds of products on time, on budget and with 100% customer satisfaction. Our stellar team of talented young and experienced professionals is obsessed with achieving the highest levels...
Reckonsys - Transforming digital experiences with delight
Reckonsys - Transforming digital experiences with delight
Reckonsys is a boutique software product development services firm that specializes in creating uncommon solutions for common problems by making use of the right technologies and best practices. Whether you are a startup founder looking to build your MVP or an existing enterprise looking to solve interesting...
At DigitalMara, we are a company of high-qualified tech professionals with Estonian roots, specializing in top-notch IT solutions for startups, small/medium businesses, and enterprise companies. Our engineers have a wide range of experience with technologies and domains, including Java, Python, NodeJS, .NET...
Complere Infosystem offers end-to-end Data Warehouse & BI solution Implementation, Custom Application Development, development services, and long-term support...
We help you recruit, hire, manage and scale world-class offshore distributed Software Teams. We also design and develop full custom software projects...
XAM - High-quality UX/UI design and software development services
XAM - High-quality UX/UI design and software development services
At XAM, we take a different approach to app and website development. We believe that cheap solutions can end up being more expensive in the long run. Instead, we focus on delivering high-quality solutions that provide a high return on investment. We are dedicated to creating beautifully designed, expertly...
We Help Our Clients Use Mobile, Web and AI Technologies To Transform Their Businesses.
We Help Our Clients Use Mobile, Web and AI Technologies To Transform Their Businesses.
Robots & Pencils was founded in 2009 with the then-contrarian belief that mobile technology would have a greater transformative impact than the Internet...
Developers, project managers, business analysts, QA testers, UI/UX designers, and marketing specialists are among the professionals you can choose to hire for your project...
As a tech talent platform, The Flock connects companies with skilled LATAM tech experts for projects worldwide. At our company, we pride ourselves on providing our clients with the best talent available to help them achieve their goals and grow their businesses...
At Fively, our team of full-stack software engineers takes inspiration from the hardest business challenges. We specialize in trendsetting startups and worldwide outsource software development. Our brightest engineers and designers provide our clients with cutting-edge, flawless solutions...
Arrible: Game development and art production solutions
Arrible: Game development and art production solutions
At Arrible, our portfolio includes AA (Bold Point), AAA Crypto Games (Illuvium), and the best Ukrainian VR game of the year. We are dedicated to delivering exceptional gaming experiences to players worldwide...
At Apponward Technologies Pvt. Ltd., we believe the only way to do great work is to love what you do. Our team is passionate about creating innovative software solutions that exceed our clients' expectations...
At OrbixCode, we are a professional IT-related company specializing in web and mobile development services. We have a highly skilled development team with excellent technical knowledge and experience, and we are among the best and top software companies in Florida...
At Onetree, we are a technology services and consulting company that leverages our expertise and knowledge in software development and UI/UX design to assist clients across a wide range of industries in more than 10 countries. Our goal is to provide high-quality solutions that help our clients achieve their...
Tintash - Experts in Innovating Web and Mobile Technologies
Tintash - Experts in Innovating Web and Mobile Technologies
At Tintash, we are a team of Stanford alumni who offer development and innovation services to startups and enterprises worldwide. Since our establishment in 2008, we have successfully delivered over 150 projects to renowned clients such as DraftKings, Bed, Bath, and Beyond, and LifePrint...
AI strategy and delivery that works in production, not just in demos.
AI strategy and delivery that works in production, not just in demos.
We help organisations close the gap between what AI could do for their business and what it is actually doing with the strategy, engineering, legacy modernisation, and enablement to make it work in production...
At Rheal, we recognize the importance of keeping up with the speed of thought in business, and we believe that your ideas and ventures warrant significant reinvention without breaking the bank. To address your evolving business needs, we offer solutions that are not only cost-effective but also fast to...
Solving complex problems with a simplified development approach
Solving complex problems with a simplified development approach
We are Joy Dev, a team of ambitious specialists who specialize in creating first-class, high-quality software products. With a wide range of projects in our portfolio, including e-commerce platforms and dating apps, we have extensive experience in working with fintech products and can help your startup with...
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.
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