Track. Improve. Repeat.
Log your workouts, track your progress, and crush your personal records.
改善 — Kaizen
You don't need to be perfect, just a little better than yesterday. Every set, every rep, every session counts. Renshu walks with you on your path of continuous improvement.
150+ exercises
Chest, back, legs, HIIT and more — all organized
Your records & PRs
See how far you've come with clear charts
No signal? No problem
Log at the gym without wifi, syncs automatically
Install as app
Add to your phone and use it like a native app
This is Renshu
Free forever. No ads. Your progress, your data.