No specific info about version 2.3. Please visit the main page of collage on Mac Informer.
This application lets you create photo collages with ease.
This program helps you easily create photo collages on your Mac.
This Mac app helps you create photo collages with ease.
With contour collage, you can arrange many photos into a collage.
Contour Collage is a tool that enables you to arrange many photos into a collage