Locker Master

FREE Android Everyone
1 ★
Rating
10K+
Downloads
Free
Price
Advertisement
Reviewed on April 1, 2026  · Updated May 15, 2026
Disclosure: Some download links on this page may be affiliate links. If you install an app through our link, we may receive a small referral fee at no extra cost to you. This does not influence our reviews — all opinions are our own.

Screenshots

Locker Master app screenshot 1 Locker Master app screenshot 2 Locker Master app screenshot 3 Locker Master app screenshot 4

First Impression

The initial experience with Locker Master is underwhelming. Before the user can even set up a passcode, a loud full-screen video ad plays, which does not inspire confidence for a security-focused app. The setup process feels clunky, and the overall visual design appears dated and unpolished. For an app intended to protect private content, the first impression is one of low reliability.

What It Does Well

The core concept functions on a basic level. Users can create a digital locker and import photos or files from the device’s camera roll. File import works smoothly when the app is stable. A notable feature is the fake calculator icon that disguises the app’s true purpose, which can help deter casual snooping. For users willing to tolerate a rough experience, the fundamental hiding functionality is technically present.

Where It Falls Short

The app’s performance is inconsistent and often frustrating. Advertisements are intrusive and frequent, with full-screen video ads appearing after many interactions. Stability is a concern; the app may freeze or crash during routine tasks such as moving multiple files, requiring a force close and restart. There have been instances where the app crashes upon entering the PIN, forcing repeated attempts before it opens. The interface is not intuitive, with settings placed in non-obvious locations, making navigation feel slow and cumbersome.

Is It Worth the Price?

The app is free to download, but the user pays in patience due to aggressive advertising. A paid version exists to remove ads, but the app’s stability and security concerns make it difficult to justify spending money on it. The free experience feels designed to push users toward the paid tier rather than to provide a solid, functional product.

Developer & Support

After experiencing a crash, a user contacted the developer through the in-app support email. An automated reply requested the device model, which was provided. However, no further response was received within several days. For an app that handles private family content, the lack of timely support is a significant drawback.

✓  Pros
✓ Can create basic lockers for photos and files.
✓ Imports directly from your camera roll.
✓ Has a disguised icon that looks like a calculator.
✗  Cons
✗ Crashes constantly, especially when accessing locked files.
✗ Unskippable video ads interrupt every simple action.
✗ Support is non-existent after initial contact.
Similar Apps Comparison
Current app
Locker Master
Rating
1 ★
Downloads
10K+
Price
Free
Age rating
Everyone
Microsoft Authenticator
Rating
4.6 ★
Downloads
100M+
Price
Free
Age rating
N/A
Flex Utility Premium
Rating
4.5 ★
Downloads
10000+
Price
Free
Age rating
N/A
User Rating
1
out of 5
5
20%
4
15%
3
20%
2
20%
1
25%
Based on App Store & Google Play ratings
App information
Downloads10K+
PriceFree
Ready to try Locker Master? It's completely free.
App Store Google Play