5 stars: Love it, and love your controllers (and my collection of them). I wish we could map the buttons
3 stars: Handy app that got my little 8BitDo ZERO controller working with my phone. However I noticed that 8Bitdo have a newer version (V4.4) of the app on their website. Sadly it can't be installed (unless I'm guessing you want to root your phone (not advisable, if you don't know what you are going and not wanting to trash your warranty). Did v4.4 fail to be approved by Google?
3 stars: ATTENTION : the app and touchscreen emulation doesn't work in widescreen/horizontal mode. buttons work fine. the menu does not work/appear while in-game or ouside 8bitdo app... can't place buttons properly. device : s6 edge +
...