I don't know if it is a wiki proper, it's more of a note-taking app I suppose. I use Joplin. It can be encrypted end-to-end, and it can sync with my for shopp

I don't know if it is a wiki proper, it's more of a note-taking app I suppose. I use Joplin. It can be encrypted end-to-end, and it can sync with my for shopping lists and what have you.