The world knows about Adobe Photoshop, it is the best photo editing software in the world. This is not a minor photo editor but it has many such qualities that make it different from the rest in itself. There are many older versions of it, but the new CS6 version has a lot of new features in it, such as making the Blur gallery better, the Crop tool, etc. With this software you can show that which is not there in real life. But it is not so easy to learn it.