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

2 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.

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  • Materializing Software Project Concepts!

    Intetics, established in 1995, is a prominent player in the IT software services domain. They offer a range of services, including Custom Software Development, Educational Software Development, Remote In-Sourcing®, and comprehensive digital technology solutions...

    Top Services:

    • Software Development
    • Mobile App Development
    • IoT
    • Software Testing
    • AI Development
    • Show more
    Location
    Naples, Florida
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    51 Projects Listed

    Intetics Services

    • Software Development
    • Mobile App Development
    • IoT
    • Software Testing
    • AI Development
    • Big Data Analytics
    • Cloud Consulting
    • IT Services
    • Cybersecurity
    • eCommerce Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Encyclopaedia Britannica
    • Rupp und Hubrach
    • Cengage Learning
    • Mettler Toledo
    • Symantec
    • Desk-Net GmbH
    • Zimmer Biomet
    • Modlin
    • Adorama
    • SugarCRM
    Data sourced from the agency's DesignRush profile
  • Thrive with great software

    Truefit is a company that caters to a range of clients, from entrepreneurs to executives, who require new software products that will engage users and expand their business. We strongly believe that highly skilled and diverse teams are the best approach to designing and creating prosperous products...

    Top Services:

    • Mobile App Development
    • Software Development
    Location
    Pittsburgh, Pennsylvania
    Number of Employees
    100 - 249
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $50,000 & Up

    Truefit Services

    • Mobile App Development
    • Software Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Green Applications
    • McDonald's
    • CMMI Institute
    • Matrix
    Data sourced from the agency's DesignRush profile

    Truefit Reviews & Testimonials

    • Josh Lucas
      Josh Lucas Review from Google
      5.0

      Josh Lucas's Review Sourced from Google

      High quality software developers focused on methodically sussing out and delivering customer scope and specifications. Great community partners and interestingly, a values-focused technology company. Builds in modern stacks like Angular and Rails.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews

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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