240+ iOS apps curated and reviewed
The best metric scale apps on iPhone average 4.2★ across 240+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (3.4K) | Yes | Yes | Sep 2026 | |
| 2 |  | Free | — | Yes | No | Jul 2026 | |
| 3 |  | Free | 4.6★ (25) | No | Yes | Jul 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | Free | — | Yes | No | May 2026 | |
| 6 |  | Free | 5.0★ (1) | No | Yes | Jun 2026 | |
| 7 |  | Free | 3.7★ (3) | No | Yes | Sep 2026 | |
| 8 |  | Free | 3.7★ (3) | No | Yes | Aug 2026 |
Estimate the weight of objects using only your phone's camera. This AI-powered app transforms your device into a smart scale, providing instant weight and size estimates for various items from food to furniture. It also offers additional tools like text translation and calorie detection.
This app allows users to measure printed architectural and engineering drawings directly on their device. It supports both known and unknown scales, offering fixed and variable scale options for precise measurements. Users can also select secondary units for quick conversions.
