This app provides essential gym calculations for weightlifters. It features tools for RPE, weight conversion, and warm-up planning to optimize training sessions.
Iron Plus by Travis Napier
Editor's Choice
💪 Health & Fitness
5.0(19 ratings)
Free



3+ iOS apps curated and reviewed
The best powerlifting coverter apps on iPhone average 5.0★ across 3+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (19) | No | No | Jun 2026 | ||
| 2 | Free | — | No | No | Jul 2026 | ||
| 3 | $0.99 | — | No | No | Aug 2026 |



This app provides essential gym calculations for weightlifters. It features tools for RPE, weight conversion, and warm-up planning to optimize training sessions.


