The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
No Cross Four is a logic puzzle. The goal is to fill in circles such that: 1. all the circles form an orthogonally continuous area. 2. A line of connected circles must not contain more than 3 circles- 4 difficulty levels