# LoopSize vs Ring Sizer

The clearest difference is update cadence: Ring Sizer at every 2 weeks against LoopSize's every 3 months. Ring Sizer also leads on iOS requirement (13.0 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 sells 2 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 every 2 weeks. The most recent releases landed on September 13, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | LoopSize | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ring-sizer-ring-size-measure/id6756798107/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 22 MB | 40 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Adriano Souza Costa](https://appshunter.io/developer/1741603125) | [Philemon Combes](https://appshunter.io/developer/1778849049) |

## 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

[App page](https://appshunter.io/ios/app/ring-sizer-ring-size-measure/id6756798107)

Easily and accurately measure your ring size using your smartphone. Ideal for online jewelry purchases or verifying existing ring dimensions. Offers multiple sizing systems and a clean interface.

**Highlights:** On-screen guide for measurement, Supports EU, US, UK, JP sizing, Fine-tune for accuracy, Save ring sizes, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ring Sizer weekly | $4.99 | per 7 days |
| Ring Sizer yearly | $22.99 | per year |


## Frequently asked questions

### Is LoopSize free?

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

### Is Ring Sizer free?

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

### Do LoopSize or Ring Sizer have ads?

Neither LoopSize nor Ring Sizer shows ads.

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

LoopSize ships an update every 3 months, and Ring Sizer every 2 weeks. Most recently, LoopSize was updated on September 13, 2026 and Ring Sizer on September 10, 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.*