Michal Hutnik was kind and delivered Czech and Slovak translations to Lua-app Battery Percentage, part of RC-Thoughts Jeti Tools. Both – 16 and -24 versions of this app now has 7 languages available!
So Michal Hutnik, děkuji mnohokrát!
Current translations of different apps are always up to date on RC-Thoughts Jeti Tools page here.
Quite a good proof that this really is a global hobby!