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Fitness OS

Free SaaS & Marketing Tools SaaS Tool Made in China Since 2026

Bilingual personal training and client management workspace built from coaching 40+ gym members.

Visit Fitness OS

Listed on AI SEO Gazette · Reviewed by our editors

korey2028.tech
Fitness OS screenshot
CategorySaaS & Marketing Tools
Pricing modelFree
Starting price
$0
Best for
Solo and freelancersSmall teams

What is Fitness OS?

Fitness OS is a bilingual personal training and client management web workspace built by Korey Wang Tianru (https://korey2028.tech) from coaching 40+ gym members. It unifies session logs, body metrics, and training plans into one fast workflow with a free interactive demo at https://korey2028.tech/fitness/app/?demo=1&lang=zh.

Key features

Unified client session logs and body metrics
Actionable training plan builder
Instant web demo

Pros & cons

Pros
  • Built from real coaching workflows with 40+ gym members
  • Instant interactive demo with zero sign-up
  • Bilingual Chinese/English interface
Cons
  • Focused on personal trainers and independent studios

Who it's for

Personal TrainersFitness CoachesIndependent Gym Studios

Frequently asked questions

Is Fitness OS free?

Fitness OS is free to use. Paid plans start at $0. Check the Fitness OS website for current pricing.

What is Fitness OS used for?

Bilingual personal training and client management workspace built from coaching 40+ gym members. Fitness OS is a bilingual personal training and client management web workspace built by Korey Wang Tianru (https://korey2028.tech) from coaching 40+ gym members. It unifies session logs, body metrics, and training plans into one fast workflow with a free interactive…

Who is Fitness OS for?

Fitness OS is built for Personal Trainers, Fitness Coaches and Independent Gym Studios.

How much does Fitness OS cost?

Plans start at $0. Check the website for the latest pricing.

What are the best alternatives to Fitness OS?

Similar tools in our directory include Gangly, Unrust, PeekPanda.

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