Rep Max Tools - 1RM Calculator icon

Rep Max Tools - 1RM Calculator

Jakob Ståhl
★ 4.4 (82 ratings)
⬇ 10,000+ downloads
Est. actual: 23,452
Free
Released: Sep 27, 2015
No in-app purchases
Contains ads

Signals

4 this week · 2 positive All of this week's signals →
  • 📈Last 7 days +10 installs — 67% faster than the week before (+6) · 1/day since Oct 7
  • 🏆Among Health & Fitness apps top 21% by installs gained this week (361 peers growing)
  • ⭐Rating steady at ★ 4.43 since Oct 7
  • 🛠Updates quiet · updated 106 days ago
Installs since launch
0 12K 23K 23K Sep 27, 2015 today
+23 installs · 0 ratings since Oct 7
Update history
2.4.2 Jul 28, 2026 · seen Oct 16, 2026
Only the current version so far — new entries appear as the app ships updates.

Rep Max Tools - 1RM Calculator is a health & fitness app by Jakob Ståhl with 10,000+ downloads (about 23K estimated). +10 installs in the last 7 days. Rated 4.4 from 82 ratings. Released Sep 27, 2015. Install growth, rank history, SDKs and ad networks.

From the store listing: “Rep Max Tools is the fastest way to calculate your rep maxes for any lift.”