249+ iOS apps curated and reviewed
The best interest tracker apps on iPhone average 4.2★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | Aug 2026 | |
| 2 |  | Free | 5.0★ (4) | No | Yes | Sep 2026 | |
| 3 |  | Free | 4.8★ (6.5K) | Yes | Yes | Sep 2026 | |
| 4 |  | Free | 5.0★ (23) | Yes | Yes | Sep 2026 | |
| 5 |  | Free | — | No | Yes | Jul 2026 | |
| 6 |  | Free | 4.7★ (15K) | No | Yes | Sep 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | — | Yes | Yes | Jul 2026 |
This app helps you stay engaged with your hobbies and passions by tracking your interactions. It provides visual feedback on your engagement levels and nudges you to prevent fading interest. You can also track the expenses associated with your interests.
Plan your financial future with a powerful compound interest calculator. It helps you visualize investment growth with periodic contributions and plan retirement withdrawals with inflation adjustments. Offers detailed breakdowns and interactive charts for informed financial decisions.
