What are some alternatives?
When comparing Clipperz and KeePassDroid, you can also consider the following products
KeeWeb - Web and desktop password manager compatible with KeePass.
KeePass - KeePass is an open source password manager. Passwords can be stored in highly-encrypted databases, which can be unlocked with one master password or key file.
passacre - passacre generates reproducible passwords from one master password, meaning there’s no database file to store (and possibly lose).
KeePassXC - KeePass Cross-Platform Community Edition - A community maintained fork of the popular KeePassX...
bitwarden - Bitwarden is a free and open source password management solution for individuals, teams, and business organizations.
Lastpass - LastPass is an online password manager and form filler that makes web browsing easier and more secure.