# Control Mark vs PDF Locker

The clearest difference is price: PDF Locker at Free against Control Mark's $0.99. Control Mark's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement there is nothing between them.

PDF Locker is free to download; Control Mark costs $0.99 up front. PDF Locker sells 3 in-app purchases, starting at $4.99 per 7 days. Control Mark asks for nothing beyond the download.

Control Mark ships an update every 3 months, PDF Locker every 5 months. The most recent releases landed on September 22, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | Control Mark | PDF Locker |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/control-mark/id6670456731/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Paid | — |
| Size | 14 MB | 3 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Arno Appenzeller](https://appshunter.io/developer/515339331) | [Vikram Singh](https://appshunter.io/developer/1800895019) |

## What reviewers say

### Control Mark

[App page](https://appshunter.io/ios/app/control-mark/id6670456731)

Create quick access shortcuts to your favorite websites. Add any webpage and place these shortcuts on your lockscreen, as action buttons, or as Control Center widgets for instant access.

**Highlights:** Add any webpage as a shortcut, Share sheet extension for easy adding, Customizable shortcut symbols, Lockscreen quick actions, Control Center widget integration, Action Button support

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

**In-app purchases:** none


### PDF Locker

[App page](https://appshunter.io/ios/app/pdf-locker-pdf-wolf/id6745149950)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mobile Pro Access Weekly | $4.99 | per 7 days |
| Mobile Pro Access Yearly | $19.99 | per year |
| Pro Lifetime Unlock | $19.99 | one-time |


## Frequently asked questions

### Is Control Mark free?

Control Mark costs $0.99, with no in-app purchases.

### Is PDF Locker free?

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

### Do Control Mark or PDF Locker have ads?

Neither Control Mark nor PDF Locker shows ads.

### Which is updated more often, Control Mark or PDF Locker?

Control Mark ships an update every 3 months, and PDF Locker every 5 months. Most recently, Control Mark was updated on September 22, 2026 and PDF Locker on August 25, 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.*