# PDF Merger vs Extension WishMark

The clearest difference is in-app purchases: Extension WishMark at none against PDF Merger's 3. Extension WishMark also leads on update cadence (every 5 days vs every 9 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. PDF Merger sells 3 in-app purchases, starting at $1.99 per 7 days. Extension WishMark asks for nothing beyond the download.

PDF Merger ships an update every 9 months, Extension WishMark every 5 days. The most recent releases landed on October 7, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PDF Merger | Extension WishMark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 days** |
| Size | 2 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Ahmet Bostancklioglu](https://appshunter.io/developer/1780554362) | [EMiR EMRAH UCKAN](https://appshunter.io/developer/1780892760) |

## What reviewers say

### PDF Merger

[App page](https://appshunter.io/ios/app/pdf-merger-combine-and-split/id6738798786)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro — Weekly | $1.99 | per 7 days |
| Pro — Yearly | $29.99 | per year |
| PDF Merger Lifetime | $59.99 | one-time |


### Extension WishMark

[App page](https://appshunter.io/ios/app/extension-wishmark/id6766638115)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Merger free?

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

### Is Extension WishMark free?

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

### Do PDF Merger or Extension WishMark have ads?

Neither PDF Merger nor Extension WishMark shows ads.

### Which is updated more often, PDF Merger or Extension WishMark?

PDF Merger ships an update every 9 months, and Extension WishMark every 5 days. Most recently, PDF Merger was updated on October 7, 2026 and Extension WishMark on October 28, 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.*