Licence used by FUTO Android Keyboard: FUTO Source First 1.1:
IsItReallyFOSS verdict: "Nope!"
I looked into this a few days ago re video app Grayjay, a FUTO project under version 1.3 of the FUTO Source First licence.
More on FUTO's behaviour re free software/open source:
@non_burglar@lemmy.world @yeahigotskills2@lemmy.ml