# Ring Sizer & Size Finder — Measure ring,finger & ruler

> Instant ring size measurement and finger sizing tool with international conversion. (iPhone/iPad app by Volodymyr Budnichenko.)

- Source: https://appshunter.io/ios/app/ring-sizer-and-size-finder/id6761786932 (this page in markdown: same URL + `.md`)
- Developer: [Volodymyr Budnichenko](https://appshunter.io/developer/1002915290)
- Category: Utilities, Shopping
- Price: Free with in-app purchases
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 26.0 · 9 MB
- Languages: American English, German (Germany), Russian, European Spanish, Ukrainian
- Released: 2026-04-08
- Data updated: 2026-08-19
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/ring-sizer-and-size-finder/id6761786932/reviews.md

## What is Ring Sizer & Size Finder?

Measure your ring size instantly using your iPhone.

No guesswork. No extra tools required.

Ring Sizer & Size Finder is an all-in-one tool that helps you accurately determine ring size, measure your finger, and use a built-in ruler directly on your device.

Accurate Ring Sizing

Place your ring on the screen and match it with the adjustable circle to find the exact size in seconds.

Finger Measurement

Don’t have a ring? Measure your finger width and calculate the correct ring size quickly and easily.

International Size Conversion

Supports all major measurement systems:
• United States & Canada
• United Kingdom & Australia
• Europe (ISO)
• Japan & China

Perfect for shopping jewelry anywhere in the world.

Built-in Ruler Tool

Measure everyday objects using your screen with support for inches and millimeters.

Key Features

• Simple and intuitive interface
• Fast and accurate results
• Multiple sizing methods
• Works without physical tools
• Supports global size standards

Find your perfect fit and shop with confidence.

## Key features

- Accurate ring sizing by placing rings on screen
- Finger width measurement for direct sizing
- International size conversion (US, UK, EU, JP, CN)
- Built-in ruler for measuring objects
- No extra tools required
- Simple and intuitive interface

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Ring Sizer Pro | $0.99 | one-time |



## Frequently asked questions about Ring Sizer & Size Finder

### How does Ring Sizer & Size Finder measure ring size?

Ring Sizer & Size Finder allows you to place an existing ring on your iPhone screen and match it with an adjustable circle to determine its size. You can also measure your finger's width directly on the screen.

### Does Ring Sizer & Size Finder support international ring sizes?

Yes, Ring Sizer & Size Finder supports multiple international measurement systems, including United States & Canada, United Kingdom & Australia, Europe (ISO), and Japan & China.

### Can I measure my finger if I don't have a ring?

Absolutely. Ring Sizer & Size Finder includes a feature to measure your finger's width directly on your device, which is then used to calculate the correct ring size.

### What other tools are included in Ring Sizer & Size Finder?

In addition to ring and finger sizing, the app features a built-in ruler tool that supports measurements in both inches and millimeters for everyday objects.

### Is Ring Sizer & Size Finder accurate?

The app is designed for accurate ring sizing and finger measurement, eliminating guesswork. It aims to provide precise results for confident shopping.

### What devices does Ring Sizer & Size Finder work on?

Ring Sizer & Size Finder is available for iPhone and iPad devices.

### How often is Ring Sizer & Size Finder updated?

The latest version, 1.1.0, was released on April 25, 2026, indicating recent development and potential for future updates.

### Does Ring Sizer & Size Finder have ads?

No, Ring Sizer & Size Finder does not contain advertisements.

## Version history (last 4 releases)

### 1.7.1 — 2026-07-21

Bug fixes

### 1.7.0 — 2026-07-18

Bug fixes

### 1.1.0 — 2026-04-25

Bug fixes

### 1.0.0 — 2026-04-08

No release notes.

## More apps by Volodymyr Budnichenko

- [Humm App](https://appshunter.io/ios/app/humm-app/id1002915291)
- [Coopy - Text Scanner (OCR)](https://appshunter.io/ios/app/coopy-text-scanner-ocr/id1474476439)
- [BabyNames: Name Meaning](https://appshunter.io/ios/app/babynames-name-meaning/id1552472655)
- [CarSavvy: Maintenance & Repair](https://appshunter.io/ios/app/carsavvy-maintenance-and-repair/id6648797224)
- [SerenePlay: Calm & Relax](https://appshunter.io/ios/app/sereneplay-calm-and-relax/id6670774059)
- [WhizzyTales: Create Story Fun](https://appshunter.io/ios/app/whizzytales-create-story-fun/id6677048597)

All apps by Volodymyr Budnichenko: https://appshunter.io/developer/1002915290

## Related topics

[free ring sizer tool on iphone](https://appshunter.io/ios/topics/free-ring-sizer-tool-on-iphone)

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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 2026-08-19.*