# Orion vs Ring Sizer

The clearest difference is in-app purchases: Orion at none against Ring Sizer's 2. Ring Sizer's advantage is iOS requirement (15.1 vs 17.2). On price, ads and device support there is nothing between them.

Both are free to download. Ring Sizer sells 2 in-app purchases, starting at $4.99 per 7 days. Orion asks for nothing beyond the download.

## The numbers

| Metric | Orion | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 107 MB | 38 MB |
| Requires iOS | 17.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LARISSA CAROLINE DOS SANTOS RIBEIRO](https://appshunter.io/developer/1655946293) | [Utku Gogen](https://appshunter.io/developer/1677858400) |

## What reviewers say

### Orion

[App page](https://appshunter.io/ios/app/orion-medidor-de-anel/id6760044939)

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

**In-app purchases:** none


### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-ring-size/id6760242241)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ring Sizer Weekly | $4.99 | per 7 days |
| Ring Sizer Yearly | $14.99 | per year |


## Frequently asked questions

### Is Orion free?

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

### Is Ring Sizer free?

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

### Do Orion or Ring Sizer have ads?

Neither Orion nor Ring Sizer shows ads.

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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.*