Except basically none of them store the CVV and so even if I use them, I still have to go get my wallet. And many cannot fill out the varying expiration date fields correctly.

1Password fills out CVV. I sometimes have problems with zip code and state drop downs, or with weird validation that prevents filling. I just copy and paste CVV from 1Password. Better than typing out the number.

There is on browser thought. It doesn’t work on mobile so I usually wait until at computer which is better anyway.