The threat model these defend against best is using a single login and password across a host of secure and unsecured systems out of convenience. Some pass man

The threat model these defend against best is using a single login and password across a host of secure and unsecured systems out of convenience. Some pass managers are better than others and on balance are better than the solutions non-technical (and many technical) would otherwise use. This is highly dependent on your threat model, degree of technical skill, actual data risk, and behavior.