247+ iOS apps curated and reviewed
The best investment calculator compound apps on iPhone average 4.6★ across 247+ 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 | 4.8★ (226) | Yes | No | Sep 2026 | |
| 2 |  | Free | 4.6★ (13) | Yes | Yes | Aug 2026 | |
| 3 |  | Free | 4.7★ (1.6K) | No | Yes | Oct 2026 | |
| 4 |  | $0.99 | 4.7★ (6) | No | No | Sep 2026 | |
| 5 |  | Free | — | No | Yes | May 2026 | |
| 6 |  | Free | 5.0★ (2) | No | No | May 2026 | |
| 7 |  | Free | 4.9★ (22) | Yes | Yes | Sep 2026 | |
| 8 |  | Free | — | — | No | Jul 2026 |
Calculate and plan your investments to achieve financial independence and early retirement. Understand the power of earning interest on your interest with detailed projections and visualizations. Start snowballing your money today for a wealthier future.
Calculate six different investment scenarios, including compound interest, contributions, and return rates. This free tool helps you track your progress towards financial goals. Stay motivated and informed about your investments.
Easily assess investment value over time with detailed tables and charts. Includes tools for ROI, duration, and contribution calculations. Save and track your financial journey.
