When comparing Keeper Password Manager vs Cockatoo, the Slant community recommends Keeper Password Manager for most people. In the question“What is the best cross-platform password manager?” Keeper Password Manager is ranked 20th while Cockatoo is ranked 43rd. The most important reason people chose Keeper Password Manager is:
Keeper is available for download on Android, iOS, Windows, Mac, Windows Phone, Linux, Kindle, and Nook, and available as a browser extension for IE, Chrome, Firefox, Safari and Opera.
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Pros
Pro Available on all major platforms, OS & browser extensions
Keeper is available for download on Android, iOS, Windows, Mac, Windows Phone, Linux, Kindle, and Nook, and available as a browser extension for IE, Chrome, Firefox, Safari and Opera.
Pro Multiple certifications & security compliance
Keeper is a password manager that is certified and is security compliant with HITECH and HIPAA, SOC-2, TRUSTe, McAfee Secure, ES-EU Safe Harbor, PCI-DSS & U.S. Department of Commerce's Bureau of Industry and Security.
Note: These features are "NOT VERY EASY" to obtain.
Pro Simple password modifiers
Just two optional prefixes to adapt password to each site's complexity requirements
Pro Graphical input method as an option
Gestures allow to remember more with a way less effort
Pro Cross-platform solution
Available as an autonomous web-app + as an add-on for Chrome, Opera and Firefox (desktop and mobile)
Pro Free, open-source
Fully transparent code, which everybody can inspect thoroughly
Pro Industry-accepted hash function
It's based on the famous KDF "scrypt"
Pro No clouds, no vaults
All passwords can be cryptographically derived from a single secret gesture (or a master-password)