BlackBox Password Manager is described as 'BlackBox: the password manager securely stores your passwords and private documents in a secure vault. As you visit apps and sites, BlackBox autofills your login credentials' and is a password manager in the security & privacy category. There are more than 100 alternatives to BlackBox Password Manager for a variety of platforms, including Windows, Mac, Android, iPhone and Web-based apps. The best BlackBox Password Manager alternative is Bitwarden, which is both free and Open Source. Other great apps like BlackBox Password Manager are KeePassXC, KeePass, LastPass and 1Password.