Use your browser's built-in password storage. You already trust your browser with your passwords, and it's always better to keep your attack surface small.
Offline-only is an additional attack surface reducing move. Sure, you may have to copy passwords manually between devices sometimes, but in practice it happens rarely enough not to matter.
Offline-only is an additional attack surface reducing move. Sure, you may have to copy passwords manually between devices sometimes, but in practice it happens rarely enough not to matter.