Finderlock is described as 'MacOS utility that lets you lock files and folders directly in Finder using AES-256 encryption. Authentication is handled with Touch ID or a master password, and all encryption happens locally on your Mac—nothing is uploaded' and is a File Unlocker in the security & privacy category. There are more than 25 alternatives to Finderlock for a variety of platforms, including Windows, Android, iPhone, Android Tablet and iPad apps. The best Finderlock alternative is Screen Lock Builder, which is free. Other great apps like Finderlock are Secure Folder, Folder Lock, Safe Space and BulkFolderLocker.