Icosianapp is the Android implementation of Icosian game (finding the Hamiltonian Cycle in the given graph). Initial release of the game has 12 levels.

Goal:
Start at any vertex, traverse through all the vertices and get back to where you started (form a cycle). Each vertex can be traversed only once.

How To:
Press on vertex and drag the green line to the connect the dots.
Use Menu -> Reset to reset the graph and start again.

Screenshots:

Level Screen:                                            

Credits:
The following sites were used as references for creating graphs:

Contact:
Send in your suggestions and queries to icosianapp (at) gmail (dot) com.