For the player of LOTO , LOTTO , 6/49 (and all games 6/nn (nn<=49)) this program has wheeling systems that permit to optimize the play. The program can print directly on the canadians (ontario and quebec), frenchs, israelians, swiss, english, marocco, spanish, belgium, deutchland, portorico tickets and has a module that shows rapidly the number of good numbers in each board played. Ecoloto can also use wheels in external text files. This function permits the software to use unlimited numbers of wheels and permits to user to use its own wheels. The shareware version has 8 systems against 106(actually) for the registered version. ENGLISH FRENCH PORTUGUESE