Version 6 includes the following new features:

• Twenty-two fun piece shapes like these have been added, plus the ability to make more.
• Undo mistakes. An undo/redo command has been added to the Tools menu.
• Mystery Mode hides all the jigsaw pictures for an extra challenge.
• Gift jigsaws now support Ghost, Loupe, Fun pieces, Trays, Undo/Redo, Mystery Mode and Skins.
• Sort by Shape now puts pieces with similar tabs next to each other.
• Screensaver now randomly adds new fun pieces to the jigsaws it shows.
• You can now choose your favorite piece style (such as Classic) in the jigsaw preview screen.
• The jigsaw preview screen shows at a glance if a jigsaw has been started.
• You can now double-click or right-click a jigsaw to open or resume the jigsaw.
• Trays. A new Get unsolved pieces sub-menu is available when you right-click a tray.
• Hover the mouse over the Solved n of n portion of the status bar to see your current solving stats.
• Tray background colors can now default to the current background color.
• Plus much more. Click here for the complete list of changes.