Perhaps the best bargain for improving digital photographs is Adobe Photoshop Express. It works with built-in cameras on the iPhone, iPad, and iPod Touch, Android devices, Windows Phone, and Windows tablet, as well as with the Photoshop.com online photo service.
The full version of Adobe Photoshop can cost you hundreds of dollars, but the Photoshop Express app is free.
To be sure, Photoshop Express contains only a small subset of the features available in Photoshop or even in the cheaper Photoshop Elements. However, the capabilities of the free Photoshop Express are still very impressive. The app appears to be designed primarily for editing pictures snapped by a cell phone’s or tablet’s built-in camera. According to the Adobe web site, Photoshop Express includes the following: