# PerfectFit® Ring Sizer — Find ring or finger size

> Accurate ring size measurement app for any finger, integrated with e-commerce. (iPhone/iPad app by Radius Technologies.)

- Source: https://appshunter.io/ios/app/perfectfit-ring-sizer/id1525643957 (this page in markdown: same URL + `.md`)
- Developer: [Radius Technologies](https://appshunter.io/developer/1452970152)
- Category: Lifestyle, Utilities
- Price: $0.99
- Rating: 2.50/5 from 2 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.0 · 6 MB
- Languages: American English
- Released: 2020-08-13
- Data updated: 2026-08-29
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/perfectfit-ring-sizer/id1525643957/reviews.md

## What is PerfectFit® Ring Sizer?

The ring size measuring app that gives you an accurate ring size for any finger in just a few clicks.  Our patent-pending technology provides a seamless solution that takes away the need for a manual fitting, solving the sizing issue for any jewelry e-tailer.

- Accuracy down to 1/8 sizes for any finger
- Works on any mobile device
- Easy conversion to international sizing
- Seamless integration with e-commerce sites
- No more sending out sizers
- Available to be custom skinned

## Key features

- Accurate to 1/8 sizes
- Works on any mobile device
- International sizing conversion
- E-commerce integration
- Customizable skinning

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/perfectfit-ring-sizer/id1525643957/reviews.md

### 1/5 — Doesn’t work with iPhone 15

*2024-01-08*

Keeps saying come back later. It’s not like 15 only came out a few days ago!

### 1/5 — Doesn’t work on iphone 15

*2023-12-14*

This doesn’t work on iphone 15 bought for nothing

### 1/5 — Crashes.

*2020-12-31*

So frustrating this app crashes every time you get to the end so can’t find your size. Waste of money.

## Frequently asked questions about PerfectFit® Ring Sizer

### What is the price of PerfectFit Ring Sizer?

PerfectFit Ring Sizer is a paid app, available for $0.99. This one-time purchase grants you access to its ring sizing features.

### How accurate is PerfectFit Ring Sizer?

The app boasts accuracy down to 1/8 sizes for any finger. This precision aims to eliminate guesswork when determining your ring size.

### Does PerfectFit Ring Sizer work on all devices?

Yes, PerfectFit Ring Sizer is designed to work on any mobile device, including iPhones and iPads. This broad compatibility ensures accessibility for many users.

### Can PerfectFit Ring Sizer convert to international ring sizes?

Yes, the app offers easy conversion to international sizing standards. This feature is particularly useful for online shoppers purchasing from global retailers.

### How often is PerfectFit Ring Sizer updated?

The latest version, 1.4.0, was released on November 13, 2023. Updates are released periodically to improve functionality and compatibility.

### What is the age rating for PerfectFit Ring Sizer?

PerfectFit Ring Sizer has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content.

### Does PerfectFit Ring Sizer have ads?

No, PerfectFit Ring Sizer does not contain advertisements. As a paid application, it provides an ad-free user experience.

### What do users like or dislike about PerfectFit Ring Sizer?

Based on limited user feedback, the app has a rating of 2.5 stars from 2 ratings. Specific user sentiment details are not available in the provided data.

## Version history (last 5 releases)

### 1.4.0 — 2023-11-13

Improved the accuracy and style when measuring an existing ring

### 1.3.2 — 2021-10-22

Improved user experience if an error occurs after opening the app.

### 1.3 — 2021-02-25

Bug fixes for iPad and general improvements

### 1.0.8 — 2020-12-10

More App Clip bug fixes

### 1.0.7 — 2020-12-04

App clip bug fixes

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## More apps by Radius Technologies

- [Herff Jones RightSize™](https://appshunter.io/ios/app/herff-jones-rightsize/id1461730450)
- [The Ring Size App™ by Hitched](https://appshunter.io/ios/app/the-ring-size-app-by-hitched/id1544669181)
- [Manly Bander](https://appshunter.io/ios/app/manly-bander/id1547848482)
- [PerfectFit®](https://appshunter.io/ios/app/perfectfit/id1552811971)
- [Jewelry by Johan Ring Sizing](https://appshunter.io/ios/app/jewelry-by-johan-ring-sizing/id1596029778)

All apps by Radius Technologies: https://appshunter.io/developer/1452970152

## Related topics

[bracelet sizer](https://appshunter.io/ios/topics/bracelet-sizer) · [ring pro](https://appshunter.io/ios/topics/ring-pro)

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*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 2026-08-29.*