Safe Lock is the best and free application to protect your files.
You can hide any files on your phone.
A password can be used to unlock.
If someone tries to hack you, you will hear a beep.
With this application, you can safely leave your phone on the table in front of strangers.
Safe Lock
![[1409] The Most Significant Security Flaw in North America screenshot 1](https://i.ytimg.com/vi/U5-qy2tbDG8/mqdefault.jpg)
9Apps 4.9
