248+ iOS apps curated and reviewed
The best integral calculator apps on iPhone average 4.2★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.0★ (2) | No | No | May 2026 | |
| 2 |  | Free | 4.6★ (36K) | Yes | Yes | Oct 2026 | |
| 3 |  | Free | 3.8★ (23) | Yes | Yes | Oct 2026 | |
| 4 |  | Free | 4.6★ (26K) | No | Yes | Oct 2026 | |
| 5 |  | Free | 4.0★ (1) | No | Yes | Oct 2026 | |
| 6 |  | Free | — | No | No | Aug 2026 | |
| 7 |  | Free | 4.9★ (410K) | Yes | No | Oct 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
This app helps solve integration calculations quickly and easily. It supports both definite and indefinite integrals, providing graphical representations and step-by-step solutions. Ideal for students and those needing to understand areas under curves.
This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.
This free tool helps you evaluate integrals instantly, providing step-by-step calculations for both definite and indefinite integrals. It simplifies complex functions and offers accurate results with a user-friendly interface and an advanced scientific keyboard.
