This app was mentioned in 5 comments, with an average of 2.00 upvotes
This is in World of Tanks Assistant mobile app https://play.google.com/store/apps/details?id=ru.worldoftanks.mobile
If you are iOS user, please google it.
It's called World of Tants Assistant, here is the foodie play link. https://play.google.com/store/apps/details?id=ru.worldoftanks.mobile
I also use these 3 as well.
https://play.google.com/store/apps/details?id=com.dsamsonov.app
https://play.google.com/store/apps/details?id=appinventor.ai_smesser25.Wotlabs
https://play.google.com/store/apps/details?id=com.enigmapro.wot.knowlege