Lock Pro

Prevents Unauthorised Usage Of Your Apps

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Using AES encryption schemes. No-one can launch a protected app without knowing the password

Invisible For The Eyes

Lock works as a background process and does not uses any CPU load while idle

Caught on Camera

See who tried to launch your protected applications with failed attempts

Access Scheduling 

Set a schedule to allow access for each protected app.

Password protect any macOS application from unauthorised usage without modifying anything in your system settings and/or applications.
It is safe to use !

Watch Introduction Movie

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Version 2.6.1 for macOS 10.11 and higher  (Intel and Apple Silicone)

- Fixes and Improvements.

Lock Free is also available here

If you only want to password protect one macOS application and don’t mind missing features like Hotkey access, Scheduling and knowing who tried to access your locked applications, you can use Lock for free.

Contact Us

macOSbytes is an enthusiastic company with a passion for details and passionate about app development. We focus on making great apps that solve specific problems in elegant ways. We like to make our own technology but at the same time keep that complexity away from users and focus on usability.
We offer several nice and useful macOS applications for free or low budget pricing.