If you wish to have an Ad-Free experience, you can make an In-App purchase to remove them permanently.

This will include the appearing intersitial ads, as well as the banner on the bottom of the screen.
By purchasing this offer, you will also gain coins, Tickets and Gems as an added bonus.

You can always find this offer in the shop, or access it via the No Ads button on the screen.

You will still be able to watch Rewarded Videos for extra rewards.