TrueCoach is a mature, well-rounded coaching platform with a large video library and tiered plans that scale with your roster. GymFast Pro is a lighter iOS-only tool with a one-time price instead of a monthly subscription. If you want a deep, established platform and don't mind a recurring bill, TrueCoach is strong; if you want simple client tracking on iPhone without a subscription, GymFast Pro fits.
GymFast Pro is an iOS app built for independent personal trainers and online coaches who want to track clients, build workouts, and log sessions without a recurring bill. It is free to download and use, with a single one-time $24.99 purchase to remove ads. It focuses on doing the core coaching workflow simply rather than bundling every add-on.
TrueCoach is an established online coaching platform used by personal trainers and gyms to deliver programs, track clients, and message them. It offers a large exercise-demo video library and tiered plans based on active client count. Plans start with a Starter tier and scale up for larger rosters.
| Feature | GymFast Pro | TrueCoach |
|---|---|---|
| Platform | iOS app | Web and mobile apps |
| Pricing model | One-time purchase to remove ads | Monthly/annual subscription |
| Free to start | Free to download and use | 14-day free trial, then paid |
| Client limit | No tier-based client cap | Tiered by active client count |
| Workout builder | Build and assign workouts | Program builder |
| Exercise video library | Exercise library included | Large built-in video library |
| Session logging | Log sessions and sets | Client workout tracking |
| In-app messaging | Basic client communication | Built-in messaging |
| Client payment processing | Not built in | Built-in client billing |
TrueCoach pricing checked 2026-06-16. See their pricing page for current rates.
Free — $24.99 one-time to remove ads
Starter from $29.98/mo (or $26.34/mo billed annually, up to 5 active clients); higher tiers scale with roster size; 14-day free trial
Independent trainers who want simple client tracking and workout building on iPhone without a recurring subscription.
Coaches and gyms who want a mature, feature-rich platform with a large video library, built-in client billing, and plans that scale with a growing roster.
GymFast Pro is free to use, with a single one-time $24.99 purchase to remove ads and no recurring fee. TrueCoach is a monthly or annual subscription that scales with your active client count, so the right choice depends on whether you prefer a one-time cost or an ongoing platform.
GymFast Pro includes an exercise library for building workouts, but TrueCoach is known for its large built-in exercise-demonstration video library. If a deep video library is central to how you coach, evaluate both before choosing.
No. GymFast Pro focuses on client tracking, workout building, and session logging, and does not include built-in client billing. TrueCoach offers built-in payment processing for client billing.
No subscription. Free to use, with a one-time $24.99 option to remove ads.
Download on theApp Store