Easily round numbers to the nearest integer or a specified number of decimal places. Offers options to round up or down, making it suitable for students and professionals needing quick, accurate calculations for various real-world applications.




242+ iOS apps curated and reviewed
The best math rounding calculator apps on iPhone average 4.3★ across 242+ 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 | 5.0★ (2) | Yes | No | Oct 2026 | ||
| 2 | Free | 4.6★ (10K) | Yes | Yes | Oct 2026 | ||
| 3 | Free | 4.6★ (7) | Yes | Yes | May 2026 | ||
| 4 | Free | 4.7★ (61K) | No | No | Oct 2026 | ||
| 5 | Free | 4.0★ (79) | Yes | Yes | May 2026 | ||
| 6 | Free | 4.9★ (34K) | Yes | Yes | Oct 2026 | ||
| 7 | Free | 4.5★ (126K) | Yes | Yes | Oct 2026 | ||
| 8 | Free | 4.5★ (146K) | Yes | Yes | Oct 2026 |




Easily round numbers to the nearest integer or a specified number of decimal places. Offers options to round up or down, making it suitable for students and professionals needing quick, accurate calculations for various real-world applications.

This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.



Easily round large or decimal numbers to the nearest whole number or specified value. This app simplifies complex calculations with a smooth interface, saving you time on math problems.