Top 10 Fitness App Development Companies in Boston (2025 Rankings)

Alexey Porubay
Tech Journalist
June 20, 2025
5 min read

Table of Contents

Boston remains a powerhouse for digital innovation and health technology in 2025. The city’s thriving tech community and focus on healthcare make it an ideal location for fitness brands looking to build modern, scalable fitness apps.
From mobile development to AI-driven fitness solutions, Boston offers a wide range of companies ready to meet the demands of this dynamic industry.

This list highlights the top 10 fitness app development companies in Boston. Whether you are a startup looking to launch your first app or an established company scaling your digital fitness ecosystem, these agencies have the expertise to deliver world-class mobile solutions.

If you'd prefer to skip detailed descriptions and go straight to the ranking table, you can jump directly to the full comparison below.

Jump to the Comparison Table

Zfort Group

Zfort Group is a leading fitness app development company with over 20 years of experience building innovative digital solutions. While globally active, Zfort Group partners with companies in Boston to deliver custom fitness applications that blend mobile technology, AI, and user-first design.
Their team specializes in intuitive, scalable apps that include workout tracking, wearable device integration, personalized fitness plans, and real-time performance analytics to boost user engagement and retention.

Services include full-cycle mobile app development, AI-powered fitness features, chatbot integration, business automation, machine learning, and secure blockchain-backed data solutions. Zfort Group is an ideal partner for fitness brands in Boston seeking to launch or expand high-quality digital health products.

Snapshot:

Founded: 2000
Employees: 250–300
Hourly Rate: $50–$99/hr
Min. Project Size: $10,000+
Location: Servicing Boston, MA

Full Cortex

Full Cortex is a Boston-based agency specializing in mobile app development and digital marketing. They help fitness brands launch user-friendly apps while also supporting them with strong marketing strategies to attract and retain users.
Their combination of mobile app expertise and marketing know-how makes them an ideal partner for fitness startups and established businesses looking for full-service solutions.

Full Cortex provides services in mobile development, app marketing, web development, content creation, advertising, and PPC campaigns.

Employees: 10–49
Hourly Rate: $100–$149/hr
Min. Project Size: N/A
Location: Boston, MA

VAIRIX Software Development

VAIRIX Software Development is a full-service development firm with strong expertise in fitness app creation. Their Boston office works with clients to build scalable mobile platforms and provide IT staff augmentation to speed up product delivery.
They also offer custom software solutions, application testing, and strategic consulting to fitness brands seeking to launch innovative products.

Employees: 50–249
Hourly Rate: $50–$99/hr
Min. Project Size: N/A
Location: Boston, MA

Galaxy Weblinks

Galaxy Weblinks is a large, versatile technology company headquartered in Boston. With strong capabilities in mobile development, UX/UI design, and e-commerce, they are a great partner for fitness brands looking for a comprehensive development team.
They also offer expertise in AI, cybersecurity, ERP, wearable app development, and digital marketing to support fitness applications from concept to launch and beyond.

Employees: 250–999
Hourly Rate: $25–$49/hr
Min. Project Size: N/A
Location: Boston, MA

Areus Development

Areus Development provides tailored fitness app development and custom software solutions for clients in Boston. Their team is experienced in mobile development, AI integration, and advanced software engineering, making them a strong choice for fitness startups with complex technical needs.
They also offer IT staff augmentation and enterprise modernization services for businesses looking to scale efficiently.

Employees: 50–249
Hourly Rate: $25–$49/hr
Min. Project Size: N/A
Location: Boston, MA

Codabrasoft LLC

Codabrasoft LLC is a Boston-based studio focused heavily on mobile app development. They specialize in building high-performance fitness applications for startups and emerging brands.
In addition to mobile solutions, Codabrasoft also works on wearable device apps, IoT development, and custom software for fitness-related technologies.

Employees: 10–49
Hourly Rate: $25–$49/hr
Min. Project Size: N/A
Location: Boston, MA

OrangeLoops

OrangeLoops is a Boston digital product studio delivering smart and efficient mobile app solutions. They specialize in fitness apps that blend mobile development with top-tier UX/UI design and cloud integrations.
OrangeLoops works closely with fitness startups and enterprises to build scalable products with excellent usability and performance.

Employees: 50–249
Hourly Rate: $50–$99/hr
Min. Project Size: N/A
Location: Boston, MA

Echobind

Echobind is a full-service development studio based in Boston, known for custom software and mobile app development. They work with fitness brands to create high-quality, user-friendly fitness applications that integrate cutting-edge technologies like AI and AR/VR.
Their collaborative, agile approach makes them a valuable partner for fitness companies seeking both development and strategic consulting.

Employees: 10–49
Hourly Rate: Undisclosed
Min. Project Size: N/A
Location: Boston, MA

Sparc Agency

Sparc Agency is a boutique firm in Boston providing custom mobile apps and UX/UI design for fitness startups and brands. They also offer e-commerce development, branding, and social media services to help fitness businesses grow online.
Their team focuses on rapid prototyping and design-driven development for faster product launches.

Employees: 2–9
Hourly Rate: $50–$99/hr
Min. Project Size: N/A
Location: Boston, MA

Wecs Labs Inc.

Wecs Labs Inc. is a Boston-based development studio with strong focus on mobile applications for fitness and wellness brands. With 85% of their focus on mobile app development, they offer deep expertise in building intuitive and high-performance apps.
They also provide web and custom software development to complement mobile projects.

Employees: 2–9
Hourly Rate: $50–$99/hr
Min. Project Size: N/A
Location: Boston, MA

Conclusion

Boston continues to be a global leader in health tech and digital innovation in 2025, offering outstanding opportunities for fitness app development.
From global firms like Zfort Group to boutique studios like Sparc Agency and Wecs Labs, this list showcases the diversity and strength of Boston’s tech scene.
Whether your project requires complex AI integrations, wearable app development, or strong UX design, these companies are well-positioned to deliver exceptional results.
Use this list to select the ideal development partner for your next fitness app project in Boston.

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