ThunderSoft File Lock is an easy to use software to protect your files on Mac computer. It provides an easy way to hide your personal files and folders, prevent them from opening, copying, modification and deletion. The hidden files are completely invisible, no one can find them on your computer, and you can switch the Visible/Invisible status just by one click. File Lock for Mac is self-protected by user’s password, no one can open this software to unlock your files without a password.