This app pairs with a Bluetooth grip trainer device to track your grip strength workouts. Perform structured exercises to improve your grip and monitor your progress directly on your phone.
Protocol Grip Trainer by Sawyer Blankenship






250+ iOS apps curated and reviewed
Finding the right primefit team trainer app can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (7) | No | No | Oct 2026 | ||
| 2 | Free | — | No | Yes | Oct 2026 | ||
| 3 | Free | 4.8★ (281K) | Yes | No | Oct 2026 | ||
| 4 | Free | 3.2★ (260) | No | No | Oct 2026 | ||
| 5 | Free | 4.7★ (170) | Yes | Yes | Oct 2026 | ||
| 6 | Free | 5.0★ (12) | Yes | Yes | Sep 2026 | ||
| 7 | Free | 4.8★ (14K) | No | Yes | Oct 2026 | ||
| 8 | Free | 5.0★ (1) | No | No | Oct 2026 |






This app pairs with a Bluetooth grip trainer device to track your grip strength workouts. Perform structured exercises to improve your grip and monitor your progress directly on your phone.












Access expert-led workout programs and coaching for strength, conditioning, yoga, and mindfulness. Train at the gym or at home with guidance for all fitness levels. Track your progress and achieve your fitness goals.