1. Way too many ads 2. Too many disturbing things doing the gameplay. 3. When you complete that stupid free and paid pass you get that stupid pop-up that disturbs the gameplay. 4. It's a nice game. My highscore is 240k. Too bad it's ruined by the money hungry developers. 5. No-one is interested to watch an ad for eight 💎. LOL 6. Way too many ads. 7. When you upgrade something you have to click twice. Just annoying. Once is not enough?!! 8. Ads ads ads ads ads ads ads 5. 500/500 letters used!