# Ring Sizer vs Ring Sizer AI

The clearest difference is rating: Ring Sizer AI at 5.0 against Ring Sizer's 3.3. Ring Sizer's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 5 weeks). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Ring Sizer sells 2 in-app purchases, starting at $3.99 per 7 days and Ring Sizer AI sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Ring Sizer AI holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Ring Sizer ships an update every 2 weeks, Ring Sizer AI every 5 weeks. Both last shipped on October 2, 2026.

## The numbers

| Metric | Ring Sizer | Ring Sizer AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (3 ratings)](https://appshunter.io/ios/app/ring-sizer-sizerly/id6746245798/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ring-sizer-ai-size-finder/id6758885711/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 10 MB | 42 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dziyana Dashynevich](https://appshunter.io/developer/1815927618) | [Tianjin Illuso Information Technology Co., Ltd.](https://appshunter.io/developer/1864792206) |

## What reviewers say

### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-sizerly/id6746245798)

Accurately determine your ring size using your phone's screen or a built-in ruler. Supports multiple international sizing standards and allows saving measurements for future use. Ideal for online shoppers and jewelers.

**Highlights:** Measure ring size via diameter or circumference, Supports US, UK, EU/ISO, AU, JP, CN, RU sizes, Built-in screen ruler for finger measurement, Save measurements for multiple users, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $3.99 | per 7 days |
| Annual Premium | $19.99 | per year |


### Ring Sizer AI

[App page](https://appshunter.io/ios/app/ring-sizer-ai-size-finder/id6758885711)

Accurately measure your ring size using your phone's camera. Features AI-powered scanning, a professional ruler, and a comprehensive size converter. Save measurements and get personalized style recommendations.

**Highlights:** AI Smart Scan for finger size, PPI calibrated screen measurement, Professional liquid glass ruler, 50+ regional size standards converter, Digital jewelry box for saved sizes, AI stylist for ring recommendations

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Weekly) | $4.99 | per 7 days |
| Pro (Annually) | $29.99 | per year |


## Frequently asked questions

### Is Ring Sizer free?

Ring Sizer is free to download, with in-app purchases available.

### Is Ring Sizer AI free?

Ring Sizer AI is free to download, with in-app purchases available.

### Which has better reviews, Ring Sizer or Ring Sizer AI?

Ring Sizer AI is rated higher. Ring Sizer averages 3.3 out of 5 from 3 ratings, while Ring Sizer AI averages 5.0 from 2 ratings.

### Do Ring Sizer or Ring Sizer AI have ads?

Ring Sizer AI shows ads; Ring Sizer does not.

### Which is updated more often, Ring Sizer or Ring Sizer AI?

Ring Sizer ships an update every 2 weeks, and Ring Sizer AI every 5 weeks. Most recently, Ring Sizer was updated on October 2, 2026 and Ring Sizer AI on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*