When comparing LessPass vs Keepass2Android Password Safe, the Slant community recommends LessPass for most people. In the question“What is the best cross-platform password manager?” LessPass is ranked 11th while Keepass2Android Password Safe is ranked 27th.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Open source
Pro Really platform-free
Works everywhere, in any device that can run javascript.
Pro Doesn't store passwords
If it's not stored, it can't be stolen.
Pro Browser integration
Safe browser integration
Pro Keep the password database in sync with cloud services
Dropbox, Google Drive, SkyDrive, FTP, WebDAV.
Pro Multi-platform
Works with Windows, Android, Mac Os X, iPhone/iPad, Windows Phone, Chrome /Chromebook, Linux, Pocket PC.
Pro Secure
Strong encryption.
Cons
Con Deterministic
Deterministic password managers have many drawbacks.
Con Cannot store existing secrets
Existing secrets (aka passwords) cannot be stored with deterministic password managers. In order to use LessPass effectively, you will need to change your password on every site.
Con Easily cracked with exposed/compromised master password
Since anyone can use LessPass with the same parameters as you, all they need is your master password (which could be obtained through keylogging or numerous other methods) to gain access to every one of your site passwords.
Con A little complex to configure
It demands some attention to configure at first.