More than a year later a new release of K9 Mail is available from official repository!Improved user interface :)https://github.com/k9mail/k-9/releases/tag/5.700
@eskuero Any screenshots of the new interface?
I am reasonably happy with p≡p app.
Welcome to your niu world ! We are a cute and loving international community Ｏ(≧▽≦)Ｏ !