# LoopSize vs Ring Sizer & Finger Measure

The clearest difference is update cadence: Ring Sizer & Finger Measure at every 3 weeks against LoopSize's every 3 months. Ring Sizer & Finger Measure also leads on iOS requirement (16.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. LoopSize sells 4 in-app purchases, starting at $0.99 per 7 days and Ring Sizer & Finger Measure sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

LoopSize ships an update every 3 months, Ring Sizer & Finger Measure every 3 weeks. The most recent releases landed on September 13, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | LoopSize | Ring Sizer & Finger Measure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ring-sizer-and-finger-measure/id6752258147/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 16 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Adriano Souza Costa](https://appshunter.io/developer/1741603125) | [LEAN ASIA CO., LTD](https://appshunter.io/developer/1815050814) |

## What reviewers say

### LoopSize

[App page](https://appshunter.io/ios/app/loopsize-ring-sizer-chart/id6749704116)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $0.99 | per month |
| Annual | $24.99 | per year |
| Lifetime | $24.99 | one-time |


### Ring Sizer & Finger Measure

[App page](https://appshunter.io/ios/app/ring-sizer-and-finger-measure/id6752258147)

Accurately measure ring sizes using your iPhone. This app provides jeweler-level precision by calibrating to your device, offering two measurement methods and instant conversion between six international standards. Save multiple sizes and access a complete conversion table for confident online jewelry shopping.

**Highlights:** Device-calibrated accuracy, Measure existing rings or finger directly, Convert between 6 international size standards, Save multiple ring sizes, Complete international conversion table, Fine-tune controls with incremental adjustments, Offline functionality

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Premium Monthly | $19.99 | per month |
| Premium Yearly | $24.99 | per year |
| Premium Yearly | $24.99 | per year |
| Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is LoopSize free?

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

### Is Ring Sizer & Finger Measure free?

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

### Do LoopSize or Ring Sizer & Finger Measure have ads?

Neither LoopSize nor Ring Sizer & Finger Measure shows ads.

### Which is updated more often, LoopSize or Ring Sizer & Finger Measure?

LoopSize ships an update every 3 months, and Ring Sizer & Finger Measure every 3 weeks. Most recently, LoopSize was updated on September 13, 2026 and Ring Sizer & Finger Measure on September 21, 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.*