First, You need to download the app from the play store

and Login inside it with the help of an Email id.

  1. Go to The Setting Option.

Click on Go Premium.

Click on Upgrade to Premium.

  1. Choose the required Plan. Click on continue to payment.

  2. Click on the Activation key.
  3. Inside Enter Activation Keyyou must enter the activation key that you get from the reseller person.
  4. After Applying the activation key, your Whatstool account is Upgraded to Premium.

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