You can change the tone, saturation and brightness of any picture with one click. You can also apply sepia, b/w or negative filters.
The program supports GIF, JPG, BMP, PNG and PSD. That means you can even open files created with Photoshop and edit them with PhotoPad Imagen Editor.
PhotoPad Image Editor is a light and intuitive program. A good alternative if you need to make basic changes to your photos and don't want to use a more difficult and heavy program.