5 stars: really good, before downloading it, i saw some 1 star reviews saying that it is not intuitive, it's so not True! if you expect a tutorial on how to solve a puzzle, it defies the purpose of a puzzle!!! and the game is not for you. if you want to challenge your mind, it's PERFECT! and the first puzzles are easier so you get the concept very quickly
5 stars: Good fun, not too hard, not too easy. Really enjoyed it. Pity there is only 50 doors... ;-) No ads, or very few that you can skip right away, so very pleasant! If you want to skip a level (done it only for one level!), just one 30 sec ads to watch and that's done. Really happy with this experience!
4 stars: This installment was fairly good. There were no issues or bugs, but some of the levels were a bit convoluted and required a walk through, which was frustrating to find. Overall, pretty good.
4 stars: I love the game - it is really fun! But it is 4 stars as level 22 is completely different on my phone to any online solutions (I had to Google as I had no idea what to do - which makes sense now as it seems I cannot complete it!) Please can you fix this as I love the idea, concept and how it runs but this is really frustrating!!
3 stars: I was really enjoying the game then I got to, I think level 37 and the key.pad only had 6 spaces for a 7 digit answer. I know this because I checked the cheats on YouTube, so I had to skip the level to go on to the next level. Even restarting and reinstalling didn't f...