Learn Photoshop CS4 (com.pdt.wings_pscs4_app) on Google Play
Learn Photoshop CS4:1.It includes 16 chapters and 140 Lessons.2.It can be accessed from anywhere and any time.3.It helps to improve your knowledge more and more in photoshop.4.You will learn selection techniques, import & export file formats, image illustrations, effects, plattes and more.