Adobe Photoshop CS5 for Mac Operating Systems. This is an upsell - you must own a previous version of Photoshop Elements to be eligilbe for this pricing (see Upgrade Requirements under Product Specifications)

Adobe Photoshop CS5 software is the industry-standard image editing software, used worldwide by professional photographers, serious amateur photographers, and designers who want to perfect their digital images. Photoshop CS5 takes digital imaging to the next level with powerful new photography tools and breakthrough capabilities for complex image selections, realistic painting, and intelligent retouching. Enjoy cross-platform 64-bit support and a wide range of workflow enhancements. Adobe Photoshop CS5

PS Elements or CS5?
Consider moving up to Photoshop CS5 if you want a more complete toolkit for editing raw photos, creating sophisticated image composites, and pushing your creativity with extraordinary painting and warping tools. Experience new tools and technologies for making complex selections, painting, and warping, and it offers cross-platform 64-bit support. Check below to see more specifics.

State-of-the-art raw image processing
Use the Adobe Photoshop Camera Raw 6 plug-in to remove image noise while preserving color and detail; add grain to make digital photos look more organic; enjoy more control as you perform post-crop vignetting; and more.

Easier UI Management
Use the collapsible Workspace Switcher to quickly navigate and choose among favorite UI configurations. Live workspaces automatically record your UI changes so panels will remain in place even if you switch away for a while.

Content-Aware Fill
Remove any image detail or object and watch as Content-Aware Fill magically fills in the space left behind. This breakthrough technology matches lighting, tone, and noise so it looks as if the removed content never existed.