- android.permission.ACCESS_NETWORK_STATE
- android.permission.INTERNET
- com.android.vending.BILLING
- com.google.android.gms.permission.AD_ID
- android.permission.WAKE_LOCK
- android.permission.RECEIVE_BOOT_COMPLETED
- android.permission.FOREGROUND_SERVICE
5/1/2022
-Imroved performance
-Large collection of formulas in small app size
-Error correction
-New formula added
-More practice math added
-Error corrected