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
435 Companies-Rankings updated: September 03, 2026
All mobile app development firms on DesignRush have been assessed for their expertise, portfolio, and verified client reviews. Some listings may be paid.
First Factory is a nearshore software development company founded in 2000 with headquarters in NYC and 200+ software engineers based in Costa Rica. We offer staff augmentation and project-based development services, specializing in .NET, C#, Java, NodeJS, PHP, RoR, React, ReactNative, Angular, Xamarin, AWS...
TenThousand is committed to delivering quality and timely services to our clients. Our focus is on driving business outcomes by leveraging the power of digital apps and helping our clients reach a wider audience...
Empowering businesses with intuitive software that grows as fast as your needs do.
Susco Solutions: Your growth-oriented .NET software partner. Specializing in intuitive solutions for mid-market enterprises. Collaboration and adaptability are our strengths...
Kohactive is a digital product studio that helps ambitious startups and enterprises build business-critical products that help them innovate and grow. Since 2008, we've built over 250 web and mobile applications for hundreds of clients. Our core services include custom software, custom web applications...
A top custom software development firm dedicated to delivering bespoke digital products that drive innovation and help you achieve your brand goals. A full-stack developer with expertise in every major platform and language, we design and deliver custom applications and host and maintain the solutions we...
Logix Technology is a Vietnam-based Offshore software development company for enterprise, delivering tailored digital solutions for startups, SMEs, and enterprises worldwide...
We Bring Ideas to Life-From Concept To Finished Reality.
Vaylian Studios is a Burbank, California based boutique creative agency specializing in immersive digital experiences, visual effects, animation, video production, and experiential design. Founded in 2015, the nimble studio blends cinematic storytelling with cutting-edge AR/VR/MR, serving brands across...
TDF (The Development Factory) is a Los Angeles based product and technology consultancy that empowers companies to design, build, and deliver software more effectively. By upskilling teams, embedding expert interim product leadership, and offering seamless augmentation services, TDF enhances clients internal...
Appstem Designs and Develops Custom Software To Help Our Clients Solve Complex Business Problems.
Appstem is a full-service mobile strategy, design and development agency, Based in San Francisco, Appstem has delivered over 200 apps with a team of experts specializing in strategy, QA, development and UI/UX design...
Ontoborn is a trusted software partner delivering full-stack app development, modernization, and long-term support. Trusted for over a decade by Nobel Laureateaffiliated researchers at The Ohio State University, we help enterprises across healthcare, finance, education, and more scale and innovate with...
Swovo Development is a team of highly experienced product designers, software engineers, product managers, and entrepreneurs. They love to work on new and challenging projects that require thinking outside of the box...
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...
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...
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...
WillDom is a leading rightsourcing company that links growing companies with top-notch tech talent to support their digital transformation efforts. Our vision originated from the concept of bridging opportunities by assisting US tech firms to collaborate with developers across Latin America...
Launchcode is a comprehensive development company that strives to help clients achieve their objectives. We specialize in creating hardware and software solutions that drive businesses forward. Our clients come from a variety of industries, including energy, finance, public services, technology, senior living...
Foxbox Digital, headquartered in Chicago, is a digital product agency that has been recognized with awards. We collaborate with clients of various sizes, from Fortune 50 companies to fast-growing startups, to design, develop, and launch digital experiences that succeed...
AndPlus is a technology consulting and development company that empowers clients to accelerate their digital transformation by bridging the gap between strategy and execution. Our custom Agile development process combines extensive business and technical knowledge to swiftly implement digital transformation...
Truelogic has over a decade of experience and has created over 1000 projects for businesses of all sizes, from fledgling startups to Fortune 100 companies...
Slash is based in Singapore, with community-focused R&D hubs in Bali and Phnom Penh. We assist innovators in creating software, products and hi-tech startups, as well as create remote, autonomous teams...
Boosty is a leading blockchain development shop with over 5 years of proven commercial experience. We offer a wide range of services, including consulting, strategy, engineering, and product design, to any scale. We have a successful track record of building highly skilled remote engineering and design teams...
We are experts in developing, deploying, and maintaining large-scale modern web and mobile applications. We plan and anticipate the reliable support of loads well into the millions of users per month for our digital experiences...
Softo is a software development company that helps businesses thrive by taking care of their technology needs. We provide innovative working models and flexible remote development teams to add value to your business. Our focus is on delivering fast, sustainable technological solutions to help you grow...
KINAMIC is an international software development firm with expertise in many different areas that was founded in Uruguay. Forming high-performance teams to create software using the tech stack you use...
Ascendum is an award-winning global technology firm dedicated to delivering pioneering ideas and solutions that enrich our clients' customers experiences and business operations. Our clients come to us for new ideas and boundary-pushing solutions...
APAX Software
At APAX Software, we don't just create websites and mobile apps; we design, develop, and support the platforms that make a difference. With over 300 companies helped and 91,276+ development hours logged, we provide user-friendly tools that empower your team...
For over two decades, our studio has been at the forefront of creativity and technical expertise. Since 2002, we have successfully provided top-tier, enterprise-grade solutions to address intricate business challenges for Fortune 500 companies across diverse industries such as industrial, healthcare...
Nearshore Portugal is a company that connects ambitious projects to highly qualified skilled teams, providing the best nearshore IT services, such as project management, software, mobile and website development. From a very strategic location, Nearshore Portugal offers dedicated and cost effective resources...
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...
Accella is a digital development agency that delivers exceptional mobile apps and web designs. Our team of strategists, UX designers, and technologists think across the digital landscape to create the best possible experience for our clients. With a focus on strategy, development, and marketing, we hire the...
SvitSoftware is a software development company that provides cost-effective and reliable web and mobile solutions for businesses. Our tailored solutions meet the specific needs of our clients, offering a full range of services to ensure their success in the digital age...
We are a team of software engineers and designers united by a passion for delivering exceptional digital products. Fueled by innovation, we craft high-performance apps and websites that propel your business forward. By blending technical precision with creativity, problem solving, we transform your vision...
Acumen Technology, an engineering-driven company founded on the principles of a highly respected IT services provider, aims to provide the highest level of technology support through a team of IT professionals with years of vertical-specific knowledge, relationships with industry-leading vendors, and a broad...
Efficient Performance and Scalability. 100% Guaranteed.
Maven Solutions is a software solutions service provider focusing on building the technical backbone for some of the most complex digital businesses as platforms critically needed for automation, digitization, and software modernization. Customers of Maven Solutions rely on its certified expertise!...
ELASTECH is a leading provider of Software-done-for-you, and accountable for delivering results. We curate and manage teams of peer-vetted all-stars who build game-changing applications to guide your path out of tech constraints and into competitive advantage with modern software. With more than 300 projects...
REKALL functions as your clandestine development team, specializing in engineering data solutions and constructing cutting-edge mobile and web applications for visionary organizations. Our approach merges emergent technologies such as the Internet of Things (IoT), Machine Learning (AI), and Distributed Ledger...
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