Fitrox vs RP Hypertrophy
A conversational AI coach for every goal, versus Renaissance Periodization's premium, science-first bodybuilding app.
RP Hypertrophy puts Renaissance Periodization's research-grade methodology in your pocket: volume landmarks, RIR targets, and auto-regulated progression tuned for maximum muscle. It's the gold standard for serious bodybuilders — at a premium price. Fitrox is broader and conversational: an AI coach for strength, hypertrophy, sport and calisthenics that reads your log, adapts to your recovery, and explains its calls, in nine languages and at India pricing. Here's the honest breakdown.
| Feature | Fitrox | RP Hypertrophy |
|---|---|---|
| Core model | Conversational AI coach | Science-based hypertrophy app |
| Goal breadth | All goals (strength, hypertrophy, sport, calisthenics) | Hypertrophy / bodybuilding |
| Methodology | Adaptive AI + coach guidance | RP volume landmarks, RIR, auto-regulation |
| Conversational coach (reads log, ask "why") | ✓ | ✗ Algorithmic auto-regulation |
| Adaptive to feedback / recovery | ✓ Day-of (HRV/recovery) | ✓ RIR / set-feedback |
| Free tier | ✓ Onboarding, library, logging | No free tier (30-day refund) |
| Languages | 9 | English |
| Pricing (monthly) | ₹499 / $5.99 | $34.99 |
| Annual | ₹3,999 | $299.99 |
| India-priced (INR) | ✓ | ✗ |
| Made by | Fitrox (India) | Renaissance Periodization (US) |
RP Hypertrophy pricing & features as of 2026 (sale prices vary) — check the app for current details.
Pick Fitrox if…
You train for more than just bodybuilding and want a conversational coach that reads your log, adapts to recovery, and explains the why — in your language, with a free tier, at ₹499/mo.
Pick RP Hypertrophy if…
You want elite, research-grade hypertrophy auto-regulation from Renaissance Periodization for serious bodybuilding, and the premium price isn't a barrier.
RP Hypertrophy is gold-standard bodybuilding science in an app. Fitrox is the broad, conversational, affordable coach for every goal and language.
Science, plus a conversation.
Onboarding, the exercise library, and basic logging are free. Upgrade to Pro when you want the full coach.
Get Fitrox