6+ iOS apps curated and reviewed
Out of 6+ simple negative apps on iOS, 6 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 |  | Free | 4.5★ (115) | Yes | No | Sep 2026 | |
| 2 |  | Free | 3.5★ (8) | Yes | No | Sep 2026 | |
| 3 |  | Free | 3.4★ (5) | No | No | Sep 2026 | |
| 4 |  | Free | 5.0★ (2) | No | No | Oct 2026 | |
| 5 |  | Free | — | No | No | Sep 2026 | |
| 6 |  | Free | 5.0★ (15) | No | Yes | Oct 2026 |
Easily invert image colors to create unique artistic effects. This tool allows for the inversion of negatives and positives, transforming ordinary photos into tasteful art-like creations. Perfect for users seeking straightforward image processing.
A straightforward and visually customizable calculator app. It offers essential functions like percentage calculation, a dedicated '00' key, and a backspace feature for easy corrections. Users can personalize the look by changing the background image and applying a frosted glass effect.
Master arithmetic with negative numbers through timed challenges. This app offers multiple game modes to suit various skill levels and a leaderboard to track your progress. It's an enjoyable and effective tool for practicing addition, subtraction, and multiplication.