Photoshop

There are many good photo editors but my favorite is Photoshop. Photoshop contains many great features. It also has an appealing user interface.

File Formats:: Photoshop can save images in all the popular formats including: gif, jpg, pdf, and png.
Tools:: Photoshop has a huge amount of tools that can be used for editing pictures. You can choose the area of the picture that you want to adjust the tone on. You can crop pictures. You can also adjust the brightness and contrast.You can change the color too.
Resizing:: You can easily adjust the size of your image by clicking on image...image size. You can adjust the number of pixels and the size.
Special Effects:: There are many different special effects available is Photoshop. They include grayscale, 3-d imaging, and many keyboard shortcuts. You can also add layers to photos or work on each individual layer by itself.
Cost:: Photoshop CS4 costs $699 and $199 for upgrades.