Iris uses a one-window image editing interface that eschews multiple palettes. It includes an assortment of paint settings, brushes and drawing tools, color correction tools and compositing capabilities for images, text and effects. Iris supports a range of different image file formats including TIFF, PNG, JPEG, JPEG-2000, GIF, BMP, PICT, PSD and others.
Iris requires Mac OS X 10.5 or later.