249+ iOS apps curated and reviewed
Every iPhone needs a few good ring size calcluator apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (6.9K) | Yes | Yes | Oct 2026 | |
| 2 |  | Free | 4.7★ (87) | Yes | Yes | Oct 2026 | |
| 3 |  | Free | 1.0★ (1) | No | No | May 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | Free | — | Yes | Yes | Oct 2026 | |
| 6 |  | Free | — | Yes | Yes | Sep 2026 | |
| 7 |  | Free | — | No | Yes | Sep 2026 | |
| 8 |  | Free | 3.5★ (2) | Yes | No | Sep 2026 |
Easily determine your ring size across multiple countries using metric or imperial units. Features visual guides and supports various international sizing standards. Share your size and explore a jewelry catalog.
Easily measure your finger and ring sizes from home with this intuitive app. It uses advanced technology to ensure accurate sizing for wedding or engagement rings, helping you find the perfect fit for online or in-store purchases.
Easily determine your ring size at home. This utility app allows you to measure your finger using common household items like credit cards or coins. Get accurate measurements for your jewelry purchases.
