This app offers a unique calculator with an expanded 0-100 button range for faster data entry, reducing calculation time. It also includes a basic scratch sampler instrument for musicians.



249+ iOS apps curated and reviewed
Out of 249+ 100 button calculator apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | $1.99 | 5.0★ (2) | No | No | May 2026 | ||
| 2 | Free | 4.9★ (409K) | Yes | No | Sep 2026 | ||
| 3 | Free | 4.7★ (61K) | No | No | Sep 2026 | ||
| 4 | Free | 4.7★ (14K) | Yes | No | Sep 2026 | ||
| 5 | Free | 3.0★ (8.9K) | No | No | Sep 2026 | ||
| 6 | Free | 4.6★ (36K) | Yes | Yes | Sep 2026 | ||
| 7 | Free | 4.6★ (51K) | Yes | No | Sep 2026 | ||
| 8 | Free | 4.6★ (10K) | Yes | Yes | Sep 2026 |



This app offers a unique calculator with an expanded 0-100 button range for faster data entry, reducing calculation time. It also includes a basic scratch sampler instrument for musicians.


This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.




This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.