I was just relying on keychain whilst on iOS and made me realise after migration I needed something that was platform agnostic.

Now I don’t need to worry about forgetting passwords anymore

Only problem is now I don’t know any of my passwords, apart from master password for BW. 🤣

Agreed, I’ve been using it for about 6 years after moving from iOS to Android and its great, fits all the points required by OP.

WhatsApp

For what it’s worth, I posted once on Reddit in the last year (and that was related to Sync shutting down) where as I’ve posted 4 times so far here.

I’m generally a lurker but perhaps the newness of it makes me feel that my posts won’t be drowned out so it makes it more worthwhile taking the effort.