# PDF Margin Adjuster vs AUTH thru

The clearest difference is device support: PDF Margin Adjuster at 3 against AUTH thru's 1. PDF Margin Adjuster also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

PDF Margin Adjuster ships an update every 3 months, AUTH thru every 2 months. The most recent releases landed on October 5, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | PDF Margin Adjuster | AUTH thru |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (45 ratings)](https://appshunter.io/ios/app/pdf-margin-adjuster/id1450718650/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 1 MB | 375 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yohei Iseki](https://appshunter.io/developer/1450718649) | [SSE Company Limited](https://appshunter.io/developer/1573705069) |

## What reviewers say

### PDF Margin Adjuster

[App page](https://appshunter.io/ios/app/pdf-margin-adjuster/id1450718650)

Easily modify the margins of your PDF, PPT, and PPTX files. This app offers interactive tools to adjust margins precisely, from simple adjustments to advanced, side-specific controls. Save your modified documents directly to your device or cloud storage.

**Highlights:** Interactive margin adjustment, Simple, advanced, and expert modes, Adjust margins side-by-side, Save to device or iCloud, Share to other applications, Supports PDF, PPT, PPTX files

**Features:** macOS Compatibility

**In-app purchases:** none


### AUTH thru

[App page](https://appshunter.io/ios/app/auth-thru/id1584619007)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PDF Margin Adjuster free?

PDF Margin Adjuster is free to download, with no in-app purchases.

### Is AUTH thru free?

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

### Do PDF Margin Adjuster or AUTH thru have ads?

Neither PDF Margin Adjuster nor AUTH thru shows ads.

### Which is updated more often, PDF Margin Adjuster or AUTH thru?

PDF Margin Adjuster ships an update every 3 months, and AUTH thru every 2 months. Most recently, PDF Margin Adjuster was updated on October 5, 2026 and AUTH thru on October 2, 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.*