Best US Fitness App Development Companies

304 Companies - Rankings updated: April 01, 2026

We evaluate every agency on DesignRush according to expertise credentials and client satisfaction ratings. Some placements are sponsored.

United States ×
  • 4 Steps to Cloud 9

    4 Steps to Cloud 9

    iCode49 Technolabs stands out as a premier provider specializing in the meticulous development of cutting-edge iOS and Android mobile applications uniquely crafted for both startups and global brands. Our expertise lies in driving innovation within the ever-evolving mobile landscape, where we leverage our  [... view ICode49 Technolabs profile ]
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
  • Driving Next Generation Innovation.

    Driving Next Generation Innovation.

    Techechelons provides expert digital solutions in DevOps, Mobile & Web, Startup Services, eCommerce, Staff Augmentation, and more, leveraging over 12 years of experience to empower client success. With our comprehensive suite of services, we ensure that your digital needs are met efficiently and effectively  [... view Techechelons profile ]
    Location
    McLean, Virginia
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000
  • We make technology your competitive advantage.

    We make technology your competitive advantage.

    Assystant specializes in consulting, designing, developing, deploying, and maintaining scalable software solutions, providing comprehensive services to meet your business needs. Our expertise ensures the seamless integration of innovative technologies to drive your organization's success.  [... view Assystant profile ]
    Location
    Indian Land, South Carolina
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Your Business Cataylst

    Your Business Cataylst

    ByteBotix InfoTech LLP is the top service provider, We focus on Industrial and web intelligence, Web and Mobile Applications and IOT based products. Whether you are a small , medium or largescale company we have got covered you all. What makes us stand out is that we deliver secured, standard and cost  [... view ByteBotix InfoTech LLP profile ]
    Location
    Vacaville, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000

About The Author and Expert Reviewer

Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.

Former Development Director

Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.