Credit card heroes only
It’d be more fun if you didn’t make levels too hard where the ONLY way to pass is by purchasing and using boosts. You already spam the user with ads every 5 seconds, trying to add even more revenue through purchases is greedy and it shows shamelessly. At least other cash grab apps try to hide it… Besides that, it could be a very entertaining game. Great graphics and great platform. Fix your monetization priorities and you’ll gain more traffic and surely improve user retention.