5 stars: Great game you can come back to it whenever you want and still enjoy it. Simple and fun gameplay, easy to learn.
5 stars: It's surprisingly very good! The ads are only optional to boost your game. I only wish the interface was a little less filled on smartphone... I guess playing on a tablet is the best option, unless it's related to the small screen/huge resolution problem.
3 stars: I like the game and how innovative it is made, like resources required for other resources, into a big recource. The only thing I hate is how you need to update the game just to participate in an event.
5 stars: Great idle game. You can click for more rewards, or manage without it. It does require a lot of attention at some points, yet it remains simple and avoids some boring pitfalls you may expect with a monetization type game. Pay wall may get steep after 10 or so hours, I'm not there yet.
5 stars: Not that many games like these anymore. I love how I can play at my own pace, take a break or two and come back. Plus, not that much advertising at all less you want to boost a thing or two.
4 stars: Worst type of ads. Auto opens web browser links when you click the X. Not even to Google Play store but to some random website! Huge security concern for me. Edit: Dev seems to really care and followed up in a personal manner. Upgraded to 4 stars.
4 stars: Pretty good game, would give it a five star but they ruined the game, I played it when it was not pay2win but now th...