# privateFilesApp vs PDF Locker

The clearest difference is update cadence: PDF Locker at every 5 months against privateFilesApp's every 29 months. privateFilesApp's advantage is iOS requirement (12.2 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. privateFilesApp sells 1 one-off in-app purchase and PDF Locker sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

privateFilesApp ships an update every 29 months, PDF Locker every 5 months. The most recent releases landed on August 24, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | privateFilesApp | PDF Locker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 5 months** |
| Size | 34 MB | 3 MB |
| Requires iOS | **12.2** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MaximumSoft Corp.](https://appshunter.io/developer/305594533) | [Vikram Singh](https://appshunter.io/developer/1800895019) |

## What reviewers say

### privateFilesApp

[App page](https://appshunter.io/ios/app/privatefilesapp/id1591653181)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


### 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 privateFilesApp free?

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

### Is PDF Locker free?

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

### Do privateFilesApp or PDF Locker have ads?

Neither privateFilesApp nor PDF Locker shows ads.

### Which is updated more often, privateFilesApp or PDF Locker?

privateFilesApp ships an update every 29 months, and PDF Locker every 5 months. Most recently, privateFilesApp was updated on August 24, 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.*