The subscription disables ads before opening picture and banner ads in the app. Besides it gives unlimited access to boosters (bombs, paint buckets, rainbows, and magnifiers) and extra bonuses in marathons. Also having active subscription allows to open VIP sets of pictures.
To get a subscription please follow the steps below:
1. Open the game on your device
2. Tap the coin icon at the top right corner
3. Find PREMIUM box and tap the green button with a price
4. Tap the green button again
5. Proceed with the payment process
Now you can enjoy the game with all the premium features!