# BlueID Lock Admin vs PDF Locker

BlueID Lock Admin and PDF Locker are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

BlueID Lock Admin ships an update every 3 weeks, PDF Locker every 2 weeks. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | BlueID Lock Admin | PDF Locker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pdf-locker/id1595267349/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 26 MB | 6 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BlueID GmbH](https://appshunter.io/developer/384646953) | [Krishna Raj Salim](https://appshunter.io/developer/1638689285) |

## What reviewers say

### BlueID Lock Admin

[App page](https://appshunter.io/ios/app/blueid-lock-admin/id1508131549)

**In-app purchases:** none


### PDF Locker

[App page](https://appshunter.io/ios/app/pdf-locker/id1595267349)

Secure your PDF documents with individual passwords or PINs. Share protected files and easily remove passwords when needed. Offers app-level protection using device biometrics or passcodes.

**Highlights:** Save PDF files, Secure with password/PIN, Share protected files, Unlock/remove password, App protection with biometrics/passcode

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

**In-app purchases:** none


## Frequently asked questions

### Is BlueID Lock Admin free?

BlueID Lock Admin is free to download, with no in-app purchases.

### Is PDF Locker free?

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

### Do BlueID Lock Admin or PDF Locker have ads?

Neither BlueID Lock Admin nor PDF Locker shows ads.

### Which is updated more often, BlueID Lock Admin or PDF Locker?

BlueID Lock Admin ships an update every 3 weeks, and PDF Locker every 2 weeks. Most recently, BlueID Lock Admin was updated on September 10, 2026 and PDF Locker on September 21, 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.*