Assuming the vendors are not lying, then the setup for these services is that your master password encrypts all data before it is sent to the server, and the se

Assuming the vendors are not lying, then the setup for these services is that your master password encrypts all data before it is sent to the server, and the service cannot see your master password or any of your contents. That said, I use KeePass on Windows and Android, sync my safes once a month/as needed, and call it a day.