250+ iOS apps curated and reviewed
The best xtreme fitness gym apps on iPhone average 3.9★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 | |
| 2 |  | Free | — | No | No | May 2026 | |
| 3 |  | Free | — | No | No | Oct 2026 | |
| 4 |  | Free | 4.9★ (815K) | No | No | Oct 2026 | |
| 5 |  | Free | 5.0★ (3) | Yes | No | May 2026 | |
| 6 |  | Free | — | No | No | Oct 2026 | |
| 7 |  | Free | — | No | No | Aug 2026 | |
| 8 |  | Free | 4.7★ (836) | No | No | Oct 2026 |
Easily book fitness classes and manage your gym experience on the go. Make reservations, join waitlists, and check your membership status directly from your device.
