To redeem a promo code, log in the app and tap on the menu button on the main screen:
Tap on Premium:
Tap on Enter promo code:
Enter the promo code and tap Activate:
Once you submit it, your Premium subscription will be activated, and you'll see this information appear in your app profile:
If you face any problem with redeeming your promo code, please email us at email@example.com.