Precisely calculate investment growth for retirement, savings, and investment strategies. Visualize your financial future with interactive charts and real-time results. Designed for both beginners and experienced investors.





229+ iOS apps curated and reviewed
The best compound interest calculator y apps on iPhone average 4.6★ across 229+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | May 2026 | ||
| 2 | Free | 5.0★ (2) | Yes | Yes | Aug 2026 | ||
| 3 | Free | 4.5★ (126K) | Yes | Yes | Sep 2026 | ||
| 4 | Free | 4.8★ (6.5K) | Yes | Yes | Sep 2026 | ||
| 5 | Free | 4.8★ (226) | Yes | No | Sep 2026 | ||
| 6 | Free | 4.8★ (3.4K) | No | No | Sep 2026 | ||
| 7 | Free | 4.7★ (15K) | No | Yes | Sep 2026 | ||
| 8 | $5.99 | 4.7★ (6.3K) | No | Yes | Sep 2026 |








Precisely calculate investment growth for retirement, savings, and investment strategies. Visualize your financial future with interactive charts and real-time results. Designed for both beginners and experienced investors.





This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.