# Ring Sizer vs PDF Editor

The clearest difference is ads: PDF Editor at none against Ring Sizer's shown. Ring Sizer's advantage is iOS requirement (16.6 vs 18.0). On price, update cadence, in-app purchases 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 and PDF Editor sells 3 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Ring Sizer ships an update fortnightly, PDF Editor every 3 weeks. The most recent releases landed on November 5, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Ring Sizer | PDF Editor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ring-sizer-finger-size/id6788002855/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 62 MB | 34 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mastertex Fab](https://appshunter.io/developer/1857166298) | [Desidari Holding Ltd.](https://appshunter.io/developer/1576843270) |

## What reviewers say

### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-finger-size/id6788002855)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MeasureRing One Week | $4.99 | per 7 days |
| MeasureRing One Year | $19.99 | per year |


### PDF Editor

[App page](https://appshunter.io/ios/app/pdf-editor-fill-and-sign-forms/id6798375804)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Fill & Sign – Weekly | $7.99 | per 7 days |
| PDF Fill & Sign – Yearly Pro | $24.99 | per year |
| PDF Fill & Sign – Yearly | $49.99 | per year |


## Frequently asked questions

### Is Ring Sizer free?

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

### Is PDF Editor free?

PDF Editor is free to download, with in-app purchases available.

### Do Ring Sizer or PDF Editor have ads?

Ring Sizer shows ads; PDF Editor does not.

### Which is updated more often, Ring Sizer or PDF Editor?

Ring Sizer ships an update fortnightly, and PDF Editor every 3 weeks. Most recently, Ring Sizer was updated on November 5, 2026 and PDF Editor on November 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.*