TimesofMoney — i am complain. i am purchase google play store fl studio rs 300 but this app cannot be installed. refund my rs 300 money.

I am purchase google play store to fl studio app. I am pay rs 300 money to my net banking state bank of india. But can not be install option. Please refund my money rs300. I am first time purchase this app. I can not blive they are dedcat my rs300 money or can not download this app. I am complain google play you are this tipe of app can not support, exit google play store.