230+ iOS apps curated and reviewed
Finding the right simple unit converter app can be overwhelming with so many options. We've analyzed 230+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | $1.99 | 5.0★ (1) | Yes | Yes | May 2026 | |
| 2 |  | Free | 4.8★ (193K) | Yes | Yes | Oct 2026 | |
| 3 |  | Free | 4.7★ (48K) | Yes | No | Oct 2026 | |
| 4 |  | Free | 3.6★ (150) | Yes | Yes | Oct 2026 | |
| 5 |  | Free | 4.7★ (408) | Yes | Yes | Sep 2026 | |
| 6 |  | Free | 4.6★ (16K) | No | Yes | Oct 2026 | |
| 7 |  | Free | 3.9★ (54) | No | Yes | Aug 2026 | |
| 8 |  | Free | 4.8★ (761) | No | No | Oct 2026 |
Easily convert between a vast range of measurement units, including acceleration, mass, temperature, and volume. This tool supports numerous categories to help you with everyday conversions and specialized needs.
Easily convert between a wide range of units across 20 categories, including length, weight, temperature, and more. Features live currency updates for 155 world currencies, refreshed daily. Designed for simplicity and visual appeal.
Quickly convert between thousands of units with an intelligent search and autocomplete feature. This app offers a streamlined interface, an integrated calculator, and the ability to save favorite conversions. It supports over 6,400 units across 51 categories, making it a comprehensive tool for all your conversion needs.
