- android.permission.INTERNET
- android.permission.ACCESS_NETWORK_STATE
- android.permission.READ_PHONE_STATE
- android.permission.WRITE_EXTERNAL_STORAGE
- android.permission.READ_EXTERNAL_STORAGE
6/8/2018
Added calculation of angles and their sine, cosine, tangent and cotangent displayed at the second tab.
Also you can store results in "Favourites" tab.