76+ iOS apps curated and reviewed
With an average user rating of 4.4★, the fartlek category is one of the App Store's strongest. Browse all 76+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (1K) | No | Yes | Oct 2026 | |
| 2 |  | Free | — | No | Yes | Oct 2026 | |
| 3 |  | Free | — | No | Yes | Oct 2026 | |
| 4 |  | Free | 4.8★ (14K) | No | Yes | Oct 2026 | |
| 5 |  | Free | 4.7★ (3.6K) | No | Yes | Oct 2026 | |
| 6 |  | Free | — | No | Yes | Oct 2026 | |
| 7 |  | Free | 5.0★ (4) | No | No | May 2026 | |
| 8 |  | Free | — | No | No | Oct 2026 |
This app simplifies interval and Fartlek running by allowing you to set custom targets for time or distance during hard, easy, and rest efforts. It offers detailed post-run summaries, audio and visual feedback, and an Apple Watch app for enhanced training.
This running app automatically detects spontaneous intervals during Fartlek runs, providing live color-coded feedback on your effort. It also functions as a powerful timer for structured workouts like HIIT and Tabata, offering detailed metrics and syncing with Strava and Apple Health.
