# PerfectFit®

> Accurate ring size measurement app for any finger, simplifying online jewelry purchases. (iPhone/iPad app by Radius Technologies.)

- Source: https://appshunter.io/ios/app/perfectfit/id1552811971 (this page in markdown: same URL + `.md`)
- Developer: [Radius Technologies](https://appshunter.io/developer/1452970152)
- Category: Lifestyle
- Price: Free (on sale, was $4.99)
- Age rating: 4+
- Requires: iOS 18.0 · 26 MB
- Languages: American English
- Released: 2021-07-02
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/perfectfit/id1552811971/reviews.md

## What is PerfectFit®?

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
- Easy conversion to international sizing
- Seamless integration with e-commerce sites
- No more sending out sizers
- Available to be custom skinned

## Key features

- Accurate ring size measurement
- Measures any finger
- Precision to 1/8 sizes
- International size conversion
- E-commerce integration
- Customizable appearance

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/perfectfit/id1552811971/reviews.md

### 1/5 — Waste of money

*2022-03-01*

I paid for this app and what a waste of money. It crashes immediately. The App Store says it works on my phone and yet the ONE time it let me get to try and size my finger, it says it’s not supported on my phone??

## Frequently asked questions about PerfectFit®

### How accurate is PerfectFit® for measuring ring size?

PerfectFit® provides accuracy down to 1/8 sizes for any finger. This patent-pending technology ensures precise measurements, eliminating the need for manual fittings and solving common sizing issues for online jewelry shoppers.

### Can PerfectFit® convert ring sizes to international standards?

Yes, PerfectFit® offers easy conversion to international sizing standards. This feature is particularly useful for online shoppers who may be purchasing jewelry from international e-commerce sites.

### Does PerfectFit® integrate with e-commerce websites?

Yes, PerfectFit® features seamless integration with e-commerce sites. This allows jewelry retailers to offer a more streamlined and accurate sizing experience for their customers directly on their platforms.

### What devices is PerfectFit® available on?

PerfectFit® is available for iPhone and iPad devices. The app is designed to work on these Apple platforms, leveraging their camera and screen capabilities for accurate measurements.

### Is PerfectFit® suitable for children?

PerfectFit® has an age rating of 4+, making it appropriate for users of all ages. The app's functionality is straightforward and does not contain any content unsuitable for younger audiences.

### How often is PerfectFit® updated?

The latest version of PerfectFit® is 1.0.8, last updated on March 1, 2026. While specific update frequency isn't detailed, this indicates ongoing development and support for the application.

### Does PerfectFit® have ads?

No, PerfectFit® does not contain advertisements. As a free application, it provides an uninterrupted user experience without the distraction of ads.

### Can I customize the look of PerfectFit®?

Yes, PerfectFit® is available to be custom skinned. This allows users or e-commerce partners to personalize the app's appearance to match their branding or aesthetic preferences.

## Version history (last 4 releases)

### 1.0.8 — 2026-03-01

You can now also measure your ring size for your index finger, middle finger, and pinky!

### 1.0.7 — 2026-02-04

Automatically starts the measuring process after completing the tutorial

### 1.0.5 — 2025-08-18

Improved the user interface and experience!

### 1.0.3 — 2021-07-02

No release notes.

## More apps by Radius Technologies

- [Herff Jones RightSize™](https://appshunter.io/ios/app/herff-jones-rightsize/id1461730450)
- [PerfectFit® Ring Sizer](https://appshunter.io/ios/app/perfectfit-ring-sizer/id1525643957)
- [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)
- [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

---

*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 2026-06-01.*