This is a deep number place which has large/small relation.
The rule is very simple.
 You must put numbers as inequality between boxes
 You cannot duplicate a number on each vertical/horizontal line
That's all, but you must use your brains.
There're some questions which don't have any numbers at starting.
You can play offline.
Let's have a fun!
Optimize for the latest iOS
Challenge friends and check leaderboards and achievements.
With Family Sharing set up, up to six family members can use this app.