Copy the APK file to your Android’s memory card
Go to the memory card. Click and install the APK files
Once installed, the application will display on the main menu
You’re done! Your application is now ready for your use and enjoyment.
Click on the tariff combo box to select the required tariff type.
Enter the number of units consumed and the period of the units consumed.
Press ‘calculate’ button. Then, you will get your electricity bill amount.