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
7,816 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.
Custom Software Development, Product Engineering & Digital Transformation
Custom Software Development, Product Engineering & Digital Transformation
I-Verve Inc. specializes in custom software development, product engineering, and digital transformation to help businesses scale, automate, and innovate. With expertise in AI, cloud, and enterprise applications, we empower startups, SMBs, and enterprises to stay ahead in the evolving digital world...
We are a small, but complete creative digital agency located in Madrid (Spain). Our team has over 10 years experience of developing projects related to the creative & digital world, to design and to online marketing; across Europe and South America...
As a technology partner, we empower our clients to gain a competitive edge. Since 2005 we have been building scalable digital solutions and worked out the best practices for project and team delivery both in a nearshore and offshore model.Inetum is a community of 300 highly skilled experts geared to...
As an established mobile app development agency, our mission is to democratize app development and technology. Startups and established businesses often struggle to create mobile applications that are scalable, efficient, and technically innovative, and that's where we come in...
Expand Your Business, Engage in Collaborative Efforts, and Attain Measurable Outcomes
Expand Your Business, Engage in Collaborative Efforts, and Attain Measurable Outcomes
A technology consultancy, engineering, and Drupal development company specializing in crafting IoT products, digital experiences, and cutting-edge AI solutions...
A 360 IDEA (Interactive Digital Experiential Agency)OffRoad Agency is recognized as one of the most innovative digital agencies in the world. Through our revolutionary 360 IDEA’s (360 Interactive Digital Experiential Agency’s) philosophy, we have smartly integrated diverse forte of technology, creativity...
ASSIST Software is a software development company based in Romania that has a strong presence on the international market with over 230 clients around the world. The company was founded in 1992 and since then, has been on the market as a supplier of innovative solutions having delivered over 400 projects...
Brand and Digital Experience Platforms That Matter
Brand and Digital Experience Platforms That Matter
Propane is a San Francisco based brand, digital experience and platforms consultancy founded in 2003. The agency envisions, co-creates and builds brand and digital transformation platforms designed to deliver revenue, measurable outcomes and emotional connection (love)...
Imperium Apps is an innovative app development company based in Berlin, Germany. They are focused on iOS, Android, Alexa, Wearable and TV apps. They are passionate about the latest technologies and have their proven track for developing complex and critical iOS apps that have gotten featured by Apple...
Ziba is a global innovation and design consultancy based in Portland, Oregon, pioneering human-centered innovation since 1984. From creating the USB flash drive to redefining industries, we blend consumer insights, strategy, and design to develop transformative products, services, and experiences across...
Idea Theorem is an award-winning design and development agency. Through our empathy-driven approach, we have crafted digital products that have positively impacted over 10 million users. Our mission is to shape the digital future by delivering exceptional experiences...
Scalefocus offers a comprehensive range of data mining and digital engineering services, catering to various industries such as Healthcare, Fintech, Insurance, Energy & Utilities, Logistics, E-Commerce & Retail, and more...
Secret Source is a new breed of outsourcing company mixing great programming with some good old fashioned customer service. For 10 years we have been building technology for some of the biggest brands in the world. From our offices in London and Spain we access the best programmers in Europe to deliver...
Our 200+ employees take pride in finding creative solutions to our clients toughest challenges whether they need us to assist with applying new technology and functionality which will increase revenue by improving their services for their customers or to reduce the expense of trying to maintain older...
We are an ISO 9001 : 2015 certified full stack mobile and web development Agency committed to deliver customized solutions to achieve client's business goal.We offer complete custom mobile app development services, including architecture, UI/UX Design, Development, quality assurance and product management...
ELIFTECH thrives on taking a business idea and transforming it into a high-tech product. ELIFTECH designs, builds, tests, and launches software technology for a variety of industries. The company successfully creates software that connects people, devices, systems, and data in a seamless process...
We Create Innovative Software for the Largest Companies.
We Create Innovative Software for the Largest Companies.
We provide design and development services for software products. Our services are IT consulting and outsourcing, design and development of software using modern technologies based on artificial intelligence, mobile applications, web services and websites, system integration, maintenance and functional...
Our culture and collective mindset is the kind that embraces authenticity, demonstrates confidence, and crafts thought-provoking outcomes. For us, humans always come first...
AI Development Company Enabling Innovation and Rapid Development
AI Development Company Enabling Innovation and Rapid Development
LeewayHertz is a leading AI development company with over 15 years of experience and a proven track record in delivering enterprise-grade solutions. The firm specializes in AI consulting, AI development, generative AI, and AI agent solutions that drive efficiency, improve decision-making and acceler...
Founded in 2003, AREA 17 is an independently owned digital product agency with studios in Paris and New York. Inspired by the brains visual cortex, we transform sensory data into meaningful digital experiences...
We feel very strong about our skills when it comes to planning, designing and coding web & mobile applications.And most of all, we know how to manage the whole process using modern agile tools, direct communication and full transparency. Here is what we love to do!Web & mobile developmentPlan, develop and...
Blueberry Consultants Ltd. is a UK-based software consulting firm that specializes in developing innovative, productive, and reliable software systems for their customers in the UK. The company can also update and improve commercial software applications and programs already in use by the client...
Mindera Software Craft specializes in crafting robust IoT solutions through high-performance, scalable software systems. From product development and performance testing to technology consultancy, we provide end-to-end services tailored to your needs...
Custom Web Applications & Connected Commerce Solutions
Custom Web Applications & Connected Commerce Solutions
We build powerful web platforms for Australian businesses from early-stage ventures to established enterprises combining custom application development, B2B and B2C eCommerce systems, and deep ERP integration...
Andolasoft offers cutting-edge web and mobile app solutions that can transform your business. Our team of experts design, develop and launch apps that provide seamless user experiences and enhance productivity...
Pyramidion is a comprehensive product engineering firm dedicated to crafting top-tier digital products across various domains. From mobile apps to custom software solutions, our design-driven and tech-centric approach accelerates business growth, enabling organizations to scale rapidly and provide enhanced...
Were passionate about what we do whether it is working with a new client on a strategic project, meeting users for UX testing, developing innovative solutions, or just coming together for a team lunch or social activity...
We are a full-service mobile agency with a passion for building apps that improve people's lives. Since 2011, we’ve turned ideas into apps for over 60 clients from more than 15 countries, successfully launched our own product called Appointfix, and we’ve been ranked among Europe's “Top Mobile App...
Tooploox offers custom software development services that help innovative companies and startups design and build digital products with AI, mobile, and web technologies...
Vakoms is a one-stop software development company, based in Ukraine (Lviv and Ivano-Frankivsk), delivering end-to-end IT solutions and services to clients from around the globe since 2010. Vakoms has a portfolio of 250+ of successfully completed projects and over 100 in-house specialists.ServicesWe offer a...
Droids On Roids is a mobile & web development company fromPoland, est. in 2011
ABOUT US
✔ 100% office-based team of 45+ talented professionals
✔ We’re helping our clients to achieve their challenging business goals
✔ Among our partners are great start-ups (GIPHY, Electric Objects)...
We are Digital Marketing Agency which help you in optimize your journey.
We are Digital Marketing Agency which help you in optimize your journey.
Simply put, the Blueliner Marketing approach works. We assist businesses in generating and maintaining sustainable growth by providing authentic and affordable marketing services that deliver outstanding results...
First Lowcost Digital Marketing Agency specialized in small businesses.For almost 20 years we have been applying digital marketing techniques to small businesses. We are proud to have managed to match the small budgets of these companies with their commercial and sales objectives. The great advantage of...
DreamWalk is a leading app development agency, specializing in publishing app development, dedicated to transforming visionary ideas into innovative applications...
Web Design and Digital Marketing Agency in Toronto.
Web Design and Digital Marketing Agency in Toronto.
Zwebra is a creative digital agency founded back in 2009 by four enthusiasts. Through the years, we've been growing steadily and now have over 25 specialists working for us in two offices in Canada and one in Ukraine...
BelVG has been in the Ecommerce development since 2008. We create online stores from scratch, implement new features, fix bags and deal with ongoing development. Our specialization is Magento, PrestaShop and Shopware platforms.We know how a robust website can optimize business spendings, make inner processes...
Cleverbird Creative is an 85+ time award-winning web design and digital branding firm.
Cleverbird Creative is an 85+ time award-winning web design and digital branding firm.
Cleverbird Creative is an 85+ time award-winning web design and digital branding firm based in Chicago. We create beautiful and effective websites for startups to Fortune 500 companies - and everyone in between...
OCDLab, based in Irvine, California, specializes in custom web and mobile app development and chatbot solution, offering a team of passionate app developers...
Open-Source Innovation. Custom Solutions. Global Impact.
Open-Source Innovation. Custom Solutions. Global Impact.
LOVATA is an award-winning software development company delivering custom digital solutions built on open-source technologies. With 500+ successful projects since 2008, we specialize in web, mobile, and enterprise-grade applications across diverse industries...
We help startups and enterprises to define, design, and launch digital products.
We help startups and enterprises to define, design, and launch digital products.
The Gradient operates as a Product Strategy and UI/UX Design Agency, aiding both established companies and startups in crafting and introducing beloved products. Our diverse clientele includes Qatar Airlines, Philips, Daimler AG, Jaja Finance, B.TECH, SWAN, Dubai Financial Market, Holberg, Takamol, Azercell...
30 Years of Excellence in Delivering Future-Proof Software Solutions
30 Years of Excellence in Delivering Future-Proof Software Solutions
Delivering world-class products to Fortune 500 companies and cutting-edge startups for over three decades, we have navigated every economic climate, optimizing production costs to provide our clients with exceptional ROI...
Watch US Rock Your World With Our Web Design Capabilities
Watch US Rock Your World With Our Web Design Capabilities
Webinopoly is an award-winning agency that specializes in creating custom ecommerce solutions on popular platforms like Shopify, Magento, and WooCommerce...
A New York-based digital agency helping ambitious businesses stand out with tailored digital products, branding, and marketing strategies. We merge creativity and technology to deliver impactful results in todays fast-moving, competitive market...
Eltrino is a full-service eCommerce solutions provider specializing in Magento, Hyva, and Shopify development, migration, performance optimization, and integrations...
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