# Ring Sizer vs UNYOP

The clearest difference is update cadence: Ring Sizer at every 2 days against UNYOP's weekly. Ring Sizer also leads on iOS requirement (16.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Ring Sizer sells 4 in-app purchases, starting at $6.99 per 7 days and UNYOP sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Ring Sizer ships an update every 2 days, UNYOP weekly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ring Sizer | UNYOP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (30 ratings)](https://appshunter.io/ios/app/ring-sizer-measuring-tool-app/id6476114277/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 43 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Francis Flores](https://appshunter.io/developer/1783813786) | [UNYOP LLC](https://appshunter.io/developer/1885154909) |

## What reviewers say

### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-measuring-tool-app/id6476114277)

Easily determine your precise ring size with this user-friendly tool. Avoid guesswork and ensure a perfect fit for your next ring purchase, whether for yourself or a gift.  It simplifies the sizing process for accurate results.

**Highlights:** Effortless ring size gauging, Guarantees a flawless fit, User-friendly experience, Precise measurement, Simplifies sizing process

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ring Size Gauge & Measurement | $6.99 | per 7 days |
| Ring Size Gauge & Measurement | $6.99 | per 7 days |
| Ring Sizer App: Measuring Tool | $19.99 | per month |
| Ring Size Gauge & Measurement | $39.99 | per year |


### UNYOP

[App page](https://appshunter.io/ios/app/unyop/id6760581807)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $19.99 | per month |
| Pro Yearly | $149.00 | per year |


## Frequently asked questions

### Is Ring Sizer free?

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

### Is UNYOP free?

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

### Do Ring Sizer or UNYOP have ads?

Neither Ring Sizer nor UNYOP shows ads.

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

Ring Sizer ships an update every 2 days, and UNYOP weekly. Most recently, Ring Sizer was updated on November 4, 2026 and UNYOP on October 31, 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.*