Photo Lock App - Hide Pictures is a privacy-focused application designed to secure personal photos and videos on devices. It works by encrypting media files and storing them in a secure vault, which can only be accessed via passcode or biometric authentication. This prevents unauthorized access to hidden media even if someone accesses the device.

Yes, the app incorporates strong security measures, including encryption and multiple lock options such as PIN, pattern, and fingerprint authentication. For optimal security, users should use strong passwords and keep the app updated.

The app provides a password recovery feature, usually involving security questions or email recovery methods set during initial setup. It's important to set up these recovery options beforehand to regain access if needed.

Yes, it offers a cloud backup option to securely store hidden photos and videos. This allows recovery if the device is lost or the app is uninstalled. Users should verify the cloud service details and any associated costs.

No, the app does not alter or compress files when encrypting them. Photos and videos retain their original quality and resolution when viewed or exported from the app.