Fine Lock
Download Fine Lock v1.3.13 APK (4.5 MB). Customize Samsung devices with Good Lock and Galaxy Labs features in one app. Safe install guide.
Download Fine LockClick the button above to start your download — nothing downloads automatically.
Frequently Asked Questions
Install it only from a reputable source, review the permissions it requests, and avoid entering sensitive data within the app.
Fine Lock works on Samsung devices running One UI, but specific modules may need a minimum Android version; check the compatibility table for details.
No, Fine Lock does not require root; it uses standard Android permissions to modify UI elements.
Fine Lock is designed for Samsung devices; functionality on other Android phones is not guaranteed.
No, Fine Lock operates alongside Good Lock. You can keep both apps installed if you wish.
Download the latest APK, uninstall the previous version (keeping data if prompted), and install the new file.
System updates can change UI components that Fine Lock modifies; reinstalling the app or waiting for an updated build usually resolves the issue.
Yes, Fine Lock includes modules that let you customize lock screen appearance, similar to Good Lock's LockStar.
