On the Mac, while in Photoshop, click on the Apple (upper
left corner) and then on "About Plugins". Find Piezography on the
list and click on it. A box will come up showing the current version
number.
On the PC, while in Photoshop, click on the Help button in the menu
bar, then on "About Plugins". Find Piezography on the list and click
on it. A box will come up showing the current version number.