# Ring sizer vs Ring Sizer

The clearest difference is rating: Ring Sizer at 4.8 against Ring sizer's 3.7. Ring Sizer also leads on ratings volume (456 vs 13) and update cadence (every 3 months vs every 8 months). Ring sizer's advantage is in-app purchases (none vs 5) and iOS requirement (13.0 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. Ring Sizer sells 5 in-app purchases, starting at $1.99 per 7 days. Ring sizer asks for nothing beyond the download.

Ring Sizer holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Ring Sizer has 456 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 64% of Ring sizer's written reviews are positive against 78% of Ring Sizer's.

Ring sizer ships an update every 8 months, Ring Sizer every 3 months. The most recent releases landed on August 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Ring sizer | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (13 ratings)](https://appshunter.io/ios/app/ring-sizer-unit-convertor/id1566103820/reviews) | **[4.8 (456 ratings)](https://appshunter.io/ios/app/ring-sizer-ring-size-meter/id1666860110/reviews)** |
| Number of ratings | 13 | **456** |
| Positive reviews | 64.1% of reviews | **77.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 48 MB | 92 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Regent Branding Ltd](https://appshunter.io/developer/1128207635) | [AppLiks Sp. z O.O.](https://appshunter.io/developer/1804335622) |

## What reviewers say

### Ring sizer

[App page](https://appshunter.io/ios/app/ring-sizer-unit-convertor/id1566103820)

Easily determine your accurate ring size and convert between international sizing standards. This tool helps you find the perfect fit for any ring, avoiding the frustration of ill-fitting jewelry. Save your sizes and compare them effortlessly.

**Highlights:** Accurate ring and finger size measurement, Convert between international ring size standards (US, UK, EU), Simple and easy-to-use interface, Supports a wide range of ring sizes, Save and compare ring sizes, Unit conversion functionality

**Features:** Vision Pro support

**In-app purchases:** none


### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-ring-size-meter/id1666860110)

Easily measure jewelry ring sizes using your phone's screen. Simply place your ring on the screen and adjust the slider to match its inner edge. The app provides accurate sizing in multiple international measurement systems.

**Highlights:** Measure ring size by diameter or circumference, Support for metric and imperial units, Multiple international sizing systems, Save measurement results, Integrated ruler for other measurements

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $1.99 | per 7 days |
| Weekly Access | $2.99 | per 7 days |
| Weekly Access with Trial | $2.99 | per 7 days |
| Yearly Access | $3.99 | per year |
| Yearly Access | $9.99 | per year |

**What reviewers like**

- 🚀 Accurate measurements
- 👍 Intuitive interface
- 🌍 Supports multiple measurement systems
- 💾 Convenient storage of measurements
- 🌍 Worldwide compatibility

**What reviewers complain about**

- 🐛 Inaccurate measurements
- 💰 Deceptive trial/pricing
- 🔢 Limited size range

**Reported bugs**

- Incorrect size conversions
- Inconsistent performance

**Requested features**

- Dark mode option
- Additional measurement methods


## Frequently asked questions

### Is Ring sizer free?

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, Ring sizer or Ring Sizer?

Ring Sizer is rated higher. Ring sizer averages 3.7 out of 5 from 13 ratings, while Ring Sizer averages 4.8 from 456 ratings.

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

Both Ring sizer and Ring Sizer show ads.

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

Ring sizer ships an update every 8 months, and Ring Sizer every 3 months. Most recently, Ring sizer was updated on August 24, 2026 and Ring Sizer on September 22, 2026.

---

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