This eSoftTools 7z Password Recovery Software can assist you if you've locked your 7z file and can't figure out how to unlock the 7z file password. This software is the best 7z password unlocker. This tool works with any version of Windows. The three most effective methods for retrieving a 7z password are Brute Force Attack, Mask Attack, and Dictionary Attack. Passwords can also be copied to the clipboard using this tool. It provides a demo version that can recover any passwords first three letters.