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.
Hey! This is Startup House we specialize in developing innovations from ideation to full-scale applications, offering services that cover every aspect of the product development cycle...
FinTech Unleashed: React Native Excellence by Andersen
FinTech Unleashed: React Native Excellence by Andersen
Choose Andersen for top-tier React Native development in the FinTech industry. Trust our 190+ experts to ensure 100% compliance with industry standards...
Multidisciplinary software design and development agency.
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...
A Reliable Full-Service Software Development, Cloud, DevOps and QA Partner
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...
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...
Our expertise are AI, Custom Software, Nearshore Staffing and Data Analytics & AI
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...
Trusted IT Partner for SMBs & Enterprises Since 2001 | Dedicated Teams | Industry-Specific Solutions
Trusted IT Partner for SMBs & Enterprises Since 2001 | Dedicated Teams | Industry-Specific Solutions
Altoros is a 350+ person strong IT consulting and development group. For over 20 years, we've been assisting Global 2000 organizations in getting software products to market faster and reducing the cost of R&D experiments to enable stable business growth...
Grinteq is your go-to partner for Salesforce commerce cloud development excellence since 2016. Our services encompass consulting, software development, and team extension. We excel in platforms like SFCC, Adobe Commerce, Shopify, and Shopify+...
Empowering Calgary's Small & Mid-Sized Businesses with IT Excellence
Empowering Calgary's Small & Mid-Sized Businesses with IT Excellence
We are Tech To U, an IT services firm proudly rooted in Calgary, Canada. Our comprehensive service offerings encompass IT Consulting, Cloud Services, and Network & IT Management. Our dedicated team is committed to addressing your IT requirements and understanding your unique business needs. We deliver timely...
CIDT builds blockchain, Web3, and SaaS products from concept to launch. We combine startup agility with enterprise - grade engineering to deliver secure, scalable, and transparent solutions fast and within budget...
Nearshore development company based in Zurich and Sofia, Bulgaria. We design, build and manage websites, mobile apps and social media campaigns for global companies across all sectors. We are Drupal Experts, Acquia Certified, Magnolia certified and iOS and Android experts...
Founded in 2007, Taazaa has a strong background in custom software development and AI implementations. We help mission-driven organizations build secure, scalable, and user-friendly digital products...
ZGRAYA is an international award-winning full-service digital agency with expertise and achievements in UX/UI, branding, app/web/product design&dev, and marketing.
We create products, strategies, and campaigns that perfectly fit the client’s needs...
Trust your web or marketing project with a 5-star Google rated, Texas-based Inc. 5000 award winner. Our expertise earned us a spot on the SMU-Cox School of Business 'Dallas 100' list for 2020. With industry awards for marketing, web design, and digital strategy, work with an expert...
Darly Solutions is a software development company specializing in custom web and mobile applications for clients of all sizes, emphasizing flexibility, innovation, and transparent partnerships. Our tailored solutions are designed to meet the unique needs of each customer, fostering strong, collaborative...
Exceptional Digital Products & Outsourcing Development
Exceptional Digital Products & Outsourcing Development
Devsu is dedicated to outsourcing development solutions and building exceptional digital products for our partners. We provide value in every feature we design and build, ensuring the success of our partners in an ever-changing environment. With a commitment to best-in-class technology, continuous...
Our name is inspired by the Turritopsis Dohrnii, a species of Jellyfish that can revert to its life-cycle form, via cellular differentiation. It creates a newer version of itself.
Jellyfish Technologies uses design, engineering, and technology skills to transform the ideas of its valued clients into...
VerifiedVerified by the DesignRush team for authenticity and credibility.
Full-Cycle IoT and Software Development company
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...
Twistag is an AI and product engineering agency based in Lisbon, Portugal. Founded in 2016, we help companies move faster than their market building AI agents, data platforms, and cloud-native products that create real competitive advantage...
Transform Your eCommerce Store Into a Mobile App With OmniShop!
Transform Your eCommerce Store Into a Mobile App With OmniShop!
OmniShop helps small and medium businesses compete against e-commerce giants. A mobile shop app can help you increase your conversions by 3x. OmniShop offers an affordable mobile app that will be ready in no time. You get iOS and Android shop apps, which talk to your WooCommerce website and keep everything in...
MacRAES partners with businesses across North America to deliver AI-enabled digital marketing solutions focused on measurable growth and long-term success. From mid-sized companies to large enterprises, we help you outperform competitorsnot just keep up...
We were established in 1996 as a development agency with just a few software engineers and a big dream. Today, we are a team of more than 50 gate6ers who produce groundbreaking solutions that wow our clients...
Crafting Digital Excellence, Your Boutique Advantage.
Crafting Digital Excellence, Your Boutique Advantage.
VAIRIX: Uruguay-based boutique for web and mobile app development. Agile, responsive experts aiding US startups and businesses. Convenient timezone, competitive rates, proven success...
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...
ITRex delivers end-to-end AI and data solutions from strategic planning to real-world deployment. The companys expertise spans LLM integration, RAG, copilots, SLMs, and autonomous AI agents, all engineered for reliability and scale...
In an era where digital transformation is more than just a buzzword, HitUpUK stands at the forefront, leading the charge. Rooted in the UK, our influence spans the globe, tapping into the expertise of a diverse and dynamic team...
Enterprise-class Web systems & apps as well as top-notch outsourcing services
Enterprise-class Web systems & apps as well as top-notch outsourcing services
AI Automation & Hyperautomation experts for iGaming. With over 20 years of experience in building complex software systems, our team helps B2B and B2C iGaming companies achieve next-level efficiency through AI-driven innovation, workflow automation, and business process automation (BPA)...
We are a leading anamorphic content agency, ranked #1 on Google for our innovative campaigns. With 500+ successful projects for brands like ITC, Sprite, Samsung, Reliance, HSBC, Shopper Stop, Tata Motors, and IPRU, we deliver immersive experiences that inspire, engage, and leave lasting impact...
Interactive & Intelligent 3D Solutions Developers. Join over 200 happy clients!
Interactive & Intelligent 3D Solutions Developers. Join over 200 happy clients!
4Experience is a team of professional developers, artists, managers and business specialists who can extend your team or independently deliver custom-tailored solutions. We will develop your project from scratch and assist you in its implementation...
We are a full-cycle IT development company that designs and creates perfect solutions based in the US with HQ in Walnut, California. Our experience in diverse marketplaces allows us to offer high-level service to our clients with a clear understanding of their need for flexibility, speed, and agility...
VerifiedVerified by the DesignRush team for authenticity and credibility.
Next.js, Expo & Headless CMS Development Agency
Next.js, Expo & Headless CMS Development Agency
We help growing companies modernize and scale their web platforms.
Our focus is building high-performance, SEO-ready, and content-scalable systems using modern web architecture...
Aetherius is an award-winning, Europe-based mobile development company specializing in native iOS and Android development, as well as cross-platform solutions using Kotlin Multiplatform (KMP), Compose Multiplatform (CMP), Flutter, and React Native...
Softwarium was founded almost twenty years ago with a vision of providing companies of all sizes with innovative technological solutions to meet their business needs and give them a competitive advantage. We pride ourselves on being both results-driven and culture-centric. All our team members play an...
WE ARE ON A MISSION TO BECOME THE GAME-CHANGERS IN THE DIGITAL AND TECHNOLOGY INDUSTRY. WITH A TALENTED TEAM OF PASSIONATE INDIVIDUALS WE ARE ON OUR WAY TO BEAT THE REST AND MAKE IT COUNT!
WE ARE DIGIOUS!...
You don't need a business, You need a high-performing business.
Eventually, You don't need SEO or any marketing Strategy, You need sales and grow fast, Right?
We are a proven digital marketing agency to help other businesses from zero, undergone to make a sustainable and dominant brand...
Top Mobile App Development Company in USA, UK, India & UAE
Top Mobile App Development Company in USA, UK, India & UAE
Ahmedabad-based Hyperlink Infosystem is believed to be one of the popular providers of IT services. The professional company is closely structured in such a way to offer more acquirable results and solutions for use in a variety of businesses, encountering problems in the information and technology sector. We...
APPSNATION is the USA's top leading mobile application development company providing multiple Mobile App development services in IOs, Android, IoT, AR/VR, Games app development, Cross-platform, Wearable, eCommerce and much more. Contact Us to boost your Company's potential for next-level excellence...
Helping healthcare practices and hospitals grow their patient base.
Helping healthcare practices and hospitals grow their patient base.
We are an award winning healthcare digital marketing agency committed to helping patient-centric healthcare providers & hospitals grow and increase their patient base...
He help companies go from idea to a working product
He help companies go from idea to a working product
Our passion lies in supporting you in your road to success and this is the foundation of our integrity. The same transparency we offer to you applies internally: we believe in honest, open communication and giving everyone a chance to contribute to achieving their goals. We carefully listen to your voice and...
Go Wombat is a full-cycle software and AI development company for product teams in fintech, healthcare, logistics, and oil & gas. We deliver discovery, web and mobile engineering, AI/ML, computer vision, and cybersecurity — shipping GDPR-compliant, production-grade systems with senior teams...
Developing the Future - Propelling Business Growth with Technology
Developing the Future - Propelling Business Growth with Technology
Vizion Systems specialises in developing Quality cloud based software applications for businesses using the very latest
Cloud technologies. Applications are typically compatible with any device; PC, Laptop, Tablet or Mobile and operating system/browser.
Moreover, Vizions advanced Account Management and...
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