# Phoenix Universal vs Ring Sizer

The clearest difference is update cadence: Ring Sizer at daily against Phoenix Universal's every 2 months. Phoenix Universal's advantage is iOS requirement (8.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Phoenix Universal ships an update every 2 months, Ring Sizer daily. The most recent releases landed on September 10, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Phoenix Universal | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 24 MB | 3 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [碧桂园集团](https://appshunter.io/developer/1295000602) | [Niharika Jindal](https://appshunter.io/developer/1817697927) |

## What reviewers say

### Phoenix Universal

[App page](https://appshunter.io/ios/app/phoenix-universal/id1234801268)

**In-app purchases:** none


### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-perfect-moments/id6766138088)

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

**In-app purchases:** none


## Frequently asked questions

### Is Phoenix Universal free?

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

### Is Ring Sizer free?

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

### Do Phoenix Universal or Ring Sizer have ads?

Neither Phoenix Universal nor Ring Sizer shows ads.

### Which is updated more often, Phoenix Universal or Ring Sizer?

Phoenix Universal ships an update every 2 months, and Ring Sizer daily. Most recently, Phoenix Universal was updated on September 10, 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.*