New feature: The "Track"-option now shows the whole solving process including those cells that are not solved using backtracking.
Please note: Due to internal variations this version isn't compatible with prior versions of Sudoku. If you have already installed an older version of Sudoku you must uninstall the older one prior to installing the current one (using the regular "Add or Remove Program" control panel of Windows XP). The automatic update will not update older versions of Sudoku to the current one! Version 188.8.131.52 (2006-11-12)
Corrected Bug: The option "Hide when minimized" didn't work as expected. This had been fixed.
New feature: The program now displays hints in different colors (red for obvious cells, orange for cells harder to detect).
New feature: Some performance improvements.
New feature: Added option "Hide when minimized".
New feature: Acoustic hint (simple beep) when the entered value leads to an unresolvable problem (only if option "Auto Check" is checked).
New feature: The elapsed solving time for a problem is now saved and reloaded with the problem.
New feature: The solving time can be reset using the appropriate menu item.
New feature: The counting of the elapsed solving time can paused.