Some time ago, edit a picture required great experience and skill.
Nowadays, there are several editing software that allow us to get professional results without much effort.
One of the best image editors, Photoshop has many tools that allow all kinds of tinkering. However, Photoshop has a high selling price.
Learning to use photoshop can be time consuming, but there are many free Photoshop courses you can download on the Internet.
A professional photo editor completely free. The most similar to Photoshop due to their advanced editing options in graphic design.
GIMP has basic features such as cuts and complex options as gradients or editing tools as Photoshop layers.
GIMP's interface has been criticized, however, to be a free program offers a good user experience.
If you do not want to download some application as described above can opt for Free Online Photo Editors.