# Ultrahuman Ring Sizer vs Ring Sizer

The clearest difference is rating: Ring Sizer at 4.5 against Ultrahuman Ring Sizer's 2.0. Ring Sizer also leads on update cadence (every 2 days vs monthly). Ultrahuman Ring Sizer's advantage is in-app purchases (none vs 4) and review sentiment (18% vs 0%). On price, ratings volume, ads 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. Ultrahuman Ring Sizer asks for nothing beyond the download.

Ring Sizer holds the better App Store score, 4.5 against 2.0. Both are backed by a comparable volume of ratings — 24 and 22 respectively. Written reviews complicate that: 18% of Ultrahuman Ring Sizer's written reviews are positive against 0% of Ring Sizer's, so the app with the better star average is not the one people write more warmly about.

Ultrahuman Ring Sizer ships an update monthly, Ring Sizer every 2 days. The most recent releases landed on September 19, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Ultrahuman Ring Sizer | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (24 ratings)](https://appshunter.io/ios/app/ultrahuman-ring-sizer/id6452756334/reviews) | **[4.5 (22 ratings)](https://appshunter.io/ios/app/ring-sizer-measuring-tool-app/id6476114277/reviews)** |
| Number of ratings | **24** | 22 |
| Positive reviews | **17.6% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 45 MB | 56 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ULTRAHUMAN HEALTHCARE PRIVATE LIMITED](https://appshunter.io/developer/1491286708) | [Francis Flores](https://appshunter.io/developer/1783813786) |

## What reviewers say

### Ultrahuman Ring Sizer

[App page](https://appshunter.io/ios/app/ultrahuman-ring-sizer/id6452756334)

Instantly determine your ring size by taking a photo of your hand. The app uses advanced AI vision algorithms to accurately calculate your perfect fit, requiring only a standard-sized card in the frame for reference.

**Highlights:** Instant ring size calculation, AI-powered vision algorithm, Photo-based measurement, Requires standard card for reference, Accurate fit determination

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Ultrahuman Ring Sizer free?

Ultrahuman Ring Sizer is free to download, with no in-app purchases.

### Is Ring Sizer free?

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

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

Ring Sizer is rated higher. Ultrahuman Ring Sizer averages 2.0 out of 5 from 24 ratings, while Ring Sizer averages 4.5 from 22 ratings.

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

Neither Ultrahuman Ring Sizer nor Ring Sizer shows ads.

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

Ultrahuman Ring Sizer ships an update monthly, and Ring Sizer every 2 days. Most recently, Ultrahuman Ring Sizer was updated on September 19, 2026 and Ring Sizer on September 9, 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.*