B2B Company Directory

Top Mobile App Development Companies

A high performing mobile app is the backbone of your digital operations. From native iOS builds and native Android builds to cross platform frameworks and app store optimization, the right development partner turns ideas into scalable products. 10Firms streamlines your search by collecting in depth, verified reviews and performance data... Read More

238+ Companies Listed Mobile App Development Packages

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Web Development Custom Software Development E-Commerce Development Enterprise App Modernization Low/No Code Development API Development Blockchain Application Testing AR/VR Development IoT Development DevOps Managed Services Application Management & Support Robotics Process Automation Wearable App Development

Best Mobile App Development Agencies

238+ Companies

Atomic Object

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$25,000+ $150 - $199 / hr 11-50 Grand Rapids, MI

Services Provided

50% Custom Software Development

50% Mobile App Development

About

Atomic Object makes custom software products that drive business outcomes for our clients. Our U.S.-based team delivers new products, enhances existing products, modernizes legacy products, and integrates AI into clients’ software systems. Atomic Object is an employee-owned company with offices in Chicago, Ann Arbor, Grand Rapids, and Raleigh-Durham. Atomic Object makes custom software products that drive business outcomes for our clients. Our U.S.-based team delivers new products, enhances existing products, modernizes legacy products,...

99x

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$25,000+ $25 - $49 / hr 200-500 Oslo, Norway

Services Provided

10% Web Development

10% AI Development

50% Custom Software Development

+2 more services

10% Mobile App Development

20% IT Staff Augmentation

About

99x provides senior engineering talent to help product teams scale efficiently without increasing internal overhead. The company focuses on product driven development, enabling faster delivery, reduced costs, and smoother scaling. Their engineers work closely with teams to build and ship digital products with speed, ownership, and AI enabled capabilities. 99x provides senior engineering talent to help product teams scale efficiently without increasing internal overhead. The company focuses on product driven development, enabling faster delivery,...

Leobit

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$25,000+ $25 - $49 / hr 11-50 L'viv, Ukraine

Services Provided

20% Web Development

10% AI Development

50% Custom Software Development

+2 more services

10% Mobile App Development

10% Cloud Consulting & SI

About

Leobit is a full-cycle .NET, AI, and web application development provider for technology companies and startups primarily located in the US, EU, and the UK. We have representative offices in Austin, TX (USA), Tallinn (Estonia), Kraków (Poland), London (UK) and the development center in Lviv (Ukraine) with 170+ talented software engineers, architects, QA experts, and... Leobit is a full-cycle .NET, AI, and web application development provider for technology companies and startups primarily located in the US, EU, and the UK....

KITRUM

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$25,000+ $50 - $99 / hr 200-500 Tampa, FL

Services Provided

20% Web Development

20% AI Development

40% Custom Software Development

+1 more services

20% Mobile App Development

About

Kitrum is a custom software development company that builds scalable web, mobile, and AI solutions for fast-growing companies. We combine strong engineering talent with domain expertise to deliver complex products, integrations, and end-to-end development for healthcare, fintech, e-commerce and other industries. Kitrum is a custom software development company that builds scalable web, mobile, and AI solutions for fast-growing companies. We combine strong engineering talent with domain...

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Mobile App Development FAQs

Looking for a Mobile App Development company but not sure where to start? We've put together answers to the most common questions businesses ask when searching for a trusted partner.

How do I choose the right mobile app development company for my project?

Start by defining your project scope, budget, and timeline. Look at each firm's portfolio for relevant industry experience, check verified client reviews on 10Firms for reliability and communication, and confirm they have the tech stack your project requires.

How much does it cost to hire a mobile app development company?

Costs vary widely based on project complexity, the firm's location, and team seniority. Typical engagements range from $5,000 to $50,000, depending on scope and the firm's experience level. Use 10Firms filters to compare firms within your budget range.

What is the difference between a mobile app development agency and a freelancer?

Agencies typically offer a full team of developers, QA engineers, project managers, and solution architects, with more structured processes, making them better suited for complex or long term projects. Freelancers can be more cost effective for smaller, well defined tasks but often have limited capacity.

How long does it take to build and launch a new application?

Most projects take 4 to 12 weeks to complete, though larger or more complex engagements can extend to several months.

Do mobile app development companies also handle ongoing support after the project is delivered?

Most firms listed on 10Firms offer post launch support packages covering bug fixes, performance monitoring, and feature enhancements. Check each firm's profile to confirm terms and pricing.

What should I look for in a mobile app development company's portfolio?

Look for evidence of clean, scalable code and successful production deployments, and where available, measurable outcomes like faster load times or increased user adoption delivered for past clients.

Can these companies help with related services beyond mobile app development?

Many firms on 10Firms offer end to end services covering UX/UI design, quality assurance, and DevOps support alongside core development. If you need a specialist for just one phase, check each firm's service listing to confirm.