glucoseReading app !

hi,
im looking for a glucose diabetes app.
many things are prepared and ready to use.
screenlock overlay is important.
mmo/l or mg/dl is important,
apple carplay integration is important !
glucose value to calendar is important
https://github.com/creepymonster/GlucoseDirect

not working for me.
2x different device vendors should be used.
im waiting for offerings

xcode & google play.
reactnative wont work !!€