I use onenote extensively and the mobile app has gotten steadily a little slower and worse. I would love to have a simpler, faster mobile app that would sync to

I use onenote extensively and the mobile app has gotten steadily a little slower and worse. I would love to have a simpler, faster mobile app that would sync to my computer in plaintext so I could use vim with it.... Basically, onenote is almost there but I would love to leave it