APKPure Appを使用する
Gems & XP Calcの旧いバージョンをダウンロードすることが可能
数回のタップで宝石と必要な経験を計算
This app help you to calculate gems and experience by just entering required values.
You can easily calculate required gems for particular resources, and experience required for next level. also you can able to calculate total experience you have already achieve for your current level.