# Ring Sizing — American Ring Size > Accurate ring sizing tool with international size conversion. (iPhone/iPad app by Gerhard Lentschik.) - Source: https://appshunter.io/ios/app/ring-sizing/id1466446037 (this page in markdown: same URL + `.md`) - Developer: [Gerhard Lentschik](https://appshunter.io/developer/629988041) - Category: Utilities, Lifestyle - Price: Free (on sale, was $0.99) - Rating: 1.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 26.0 · 10 MB - Languages: American English, German (Germany) - Released: 2019-06-04 - Data updated: 2026-08-17 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/ring-sizing/id1466446037/reviews.md ## What is Ring Sizing? Ring Size Find the perfect ring size quickly and accurately. Ring Size makes it easy to determine the correct ring size for yourself or someone special. Simply place a ring directly on your iPhone or iPad screen and adjust the on-screen circle with the slider until it perfectly matches the inside diameter of your ring. The app instantly calculates all important measurements and converts them into the most common international ring size standards. Features • Measure ring size directly on your screen • Precise diameter adjustment with an easy slider • Calculate ring circumference in millimeters and inches • Display the inside diameter • International ring size standards: * European sizes * US sizes * UK sizes * Japanese sizes • Supports the Pacher sizing method • Fast, accurate and easy to use • Perfect for jewelry shopping, jewelers and goldsmiths Whether you're buying an engagement ring, wedding band or fashion jewelry, Ring Size helps you find the perfect fit and avoid costly mistakes. An essential tool for online jewelry shopping and professional use. ## Key features - Measure ring diameter on screen - Determine circumference in mm/inches - Pacher method calculation - International size conversion (EU, US, UK, JP) - Precise slider for measurement ## Frequently asked questions about Ring Sizing ### How do I measure my ring size with Ring Sizing? Place your ring directly on the device screen and use the provided slider to precisely determine its diameter. The app then calculates circumference and converts it to various international sizing standards. ### What international ring sizes does Ring Sizing support? Ring Sizing supports European, American, British, and Japanese ring sizes, allowing for easy conversion for global shopping or trade. ### Is Ring Sizing accurate for jewelers? Yes, the app is designed for quick and accurate ring sizing, making it a useful tool for jewelers who need precise measurements for their clients. ### Does Ring Sizing have ads? No, Ring Sizing is ad-free, providing an uninterrupted user experience for all its measurement and conversion features. ### What devices is Ring Sizing available on? Ring Sizing is available on iPhones and iPads, offering its measurement capabilities to a wide range of Apple users. ### How often is Ring Sizing updated? The latest version, 3.2, was updated on January 13, 2025. Updates typically include improvements to accuracy and feature enhancements. ### What is the age rating for Ring Sizing? Ring Sizing has an age rating of 4+, making it suitable for users of all ages who need to determine ring sizes. ### Can Ring Sizing measure ring circumference? Yes, Ring Sizing can determine the circumference of a ring in both millimeters and inches, in addition to its diameter and international size conversions. ## Version history (last 5 releases) ### 26.0 — 2026-07-28 • New on-screen ring measurement for greater accuracy • Improved slider for precise diameter adjustment • Enhanced display of international ring size conversions • Modernized user interface • Improved performance and stability • Minor bug fixes and design improvements ### 3.2 — 2025-01-13 New devices and new feature: Place your ring on the screen and use the slider to determine its diameter. Easier and more precise ring size measurement. ### 3.1 — 2025-01-11 Correct error and new feature: Place your ring on the screen and use the slider to determine its diameter. Easier and more precise ring size measurement. ### 3.0 — 2025-01-10 New feature: Place your ring on the screen and use the slider to determine its diameter. Easier and more precise ring size measurement. ### 2.0 — 2024-12-03 new iPhone and iPad size ## Apps similar to Ring Sizing | App | Rating | Price | Category | | --- | --- | --- | --- | | [BraviLink Remote](https://appshunter.io/ios/app/bravilink-remote/id6738112823) | 5.0 (2) | Free | Utilities | | [FlashLight Pro: Path Finder](https://appshunter.io/ios/app/flashlight-pro-path-finder/id6738607011) | — | Free | Utilities | | [Whois Master](https://appshunter.io/ios/app/whois-master/id6738364976) | — | $0.59 | Utilities | | [AI Chat & Image Generator](https://appshunter.io/ios/app/ai-chat-and-image-generator/id1548714026) | 2.3 (3) | Free | Utilities | | [Dual \| Search & Ask Browser](https://appshunter.io/ios/app/dual-search-and-ask-browser/id6738114818) | 5.0 (1) | Free | Utilities | | [ContactMerge+ Cleaner](https://appshunter.io/ios/app/contactmerge-plus-cleaner/id6738980785) | 5.0 (1) | Free | Utilities | ## More apps by Gerhard Lentschik - [Schnapse](https://appshunter.io/ios/app/schnapse/id629988038) - [Sudoku Puzzle](https://appshunter.io/ios/app/sudoku-puzzle/id736147060) - [Quizzen](https://appshunter.io/ios/app/quizzen/id892223989) - [Domino All Fives](https://appshunter.io/ios/app/domino-all-fives/id908692164) - [1024 - 2048 - 4096 - 8192](https://appshunter.io/ios/app/1024-2048-4096-8192/id939834038) - [five equal](https://appshunter.io/ios/app/five-equal/id946460526) All apps by Gerhard Lentschik: https://appshunter.io/developer/629988041 ## Related topics [ring sizing](https://appshunter.io/ios/topics/ring-sizing) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-17.*