I've bought avg VPN but Im not be able to activate it on Android

Hello Valerie,

I see that you have purchased an active subscription of AVG Secure VPN for windows computer.

This program cannot be installed on android device.

You need to purchase a separate subscription for android devices from "Google Play Store".
I succesfully activate on my PC, but on Android, after log on it writing me 
The plan for various devices is not activated.

Hello Valerie,

I see that you have purchased an active subscription of AVG Secure VPN for windows computer.

This program cannot be installed on android device.

You need to purchase a separate subscription for android devices from "Google Play Store".