Hey. In my next version which is currently being review. It has a bit more explanations in the FAQ section.
I’m short, it’s pretty save in my opinion. Because it’s is encrypted twice with 2 different things.
You need to lose your secret key, and also the password. In order to lose your data.
Also, if the community and user base likes it, I have plan to include one time password, so you can encrypt and decrypt with google Authenticator (or equivalent).