Sergio, I agree that trust with a password management programme is very important. That is why I changed to Enpass, after 1Password started trying to push people to their online-version (using amazon servers at least at that time, so a US-company under US laws, which I did not want to have even when encrypted) with almost missionary zest, although I would have liked to stay with 1Password. Admittedly, I also do not like the subscription model very much.
However, I think it would be wise to distinguish between statements that contain a guarantee that it will be like that for ever and those