# Ring Sizer+ vs OpenRoaming Mobile

The clearest difference is in-app purchases: OpenRoaming Mobile at none against Ring Sizer+'s 4. OpenRoaming Mobile also leads on ads (none vs shown) and update cadence (every 5 days vs every 23 months). On price and device support there is nothing between them.

Both are free to download. Ring Sizer+ sells 3 in-app purchases, starting at $4.99 per month. OpenRoaming Mobile asks for nothing beyond the download.

Ring Sizer+ ships an update every 23 months, OpenRoaming Mobile every 5 days. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Ring Sizer+ | OpenRoaming Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (12 ratings)](https://appshunter.io/ios/app/ring-sizer-plus/id6449985641/reviews)** | — |
| Number of ratings | **12** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 23 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 14 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arda Sen](https://appshunter.io/developer/1670665250) | [TETRAPI - CENTRO DE ACTIVIDADES EDUCACIONAIS, SA](https://appshunter.io/developer/961658384) |

## What reviewers say

### Ring Sizer+

[App page](https://appshunter.io/ios/app/ring-sizer-plus/id6449985641)

Effortlessly measure rings, jewelry, and other objects with precision using visual cues and a digital ruler. Supports global sizing standards and stores measurement history for convenience. Ensures a perfect fit for your precious items.

**Highlights:** Seamless measurement experience, Versatile digital ruler, Global size support, Perfect fit guarantee, Measurement history

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $19.99 | per year |
| Yearly Subscription | $29.99 | per year |


### OpenRoaming Mobile

[App page](https://appshunter.io/ios/app/openroaming-mobile/id6753169335)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ring Sizer+ free?

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

### Is OpenRoaming Mobile free?

OpenRoaming Mobile is free to download, with no in-app purchases.

### Do Ring Sizer+ or OpenRoaming Mobile have ads?

Ring Sizer+ shows ads; OpenRoaming Mobile does not.

### Which is updated more often, Ring Sizer+ or OpenRoaming Mobile?

Ring Sizer+ ships an update every 23 months, and OpenRoaming Mobile every 5 days. Most recently, Ring Sizer+ was updated on October 3, 2026 and OpenRoaming Mobile on October 7, 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.*