Income is derived from impressions, clicks, or completed views, & advertisements can be displayed in a variety of formats, such as banners, interstitials, and rewarded videos. To keep the user experience ple21 slotsasant, developers must carefully balance in-app purchases and adverts. While an overemphasis on in-app purchases may give the impression that the game is pay-to-win and alienate non-paying users, an excessive number of advertisements can be disruptive & even drive away players. It takes a thorough understanding of player behavior and preferences to determine the best ratio of in-app purchases to advertisements.