5 stars: This game is very good! U buy bots which help you, u upgrade ur strength to break blocks faster, u can upgrade bots too!, Transfer gems to get gold. Levels get harder or easier. Thanks for the owner for creating this game!!!!!
4 stars: It's a good game but every time I did for a little bit I have to like recharger or something whatever it said and then play the ad every like couple of seconds but I'm just starting so it might not keep happening but yeah
4 stars: I love this it's so fun and quick! But the beginning is sorta slow but it's still super fun also this is a 4 star because of a ad that I did not like
3 stars: I don't like this game now so I was on level 101 and I had a drill level of 2364 and when I dived down for some reason I broke the rocks at the bottom to stop you from falling infinitely and breaking the game I broke that and now I'm falling through different level while it still says 'level 101' even though I went a pass that could you fix the game please? Thanks
2 stars: Wasn't given the option to rate after I'd played longer, so I'm not impressed yet. Also, you can upgrade massively by just watching ads. There doesn't seem to be any kind of driving story other than: dig... so you can dig. Which is fine... IF you have other things going for it, like great music, graphics, effects, power-ups, secret chambers, enemies, missions, et cetera.
2 stars: Addicting and fun but made it to Level X, about 900ft and can't drill any further. Is ...