There are a lot drawing and photo editor advanced and simply where Pinta is one of the second category. Free and Open Souce you can install Pinta on your Windows, Linux or even Mac Computer. This software provide a simple powerful way to draw and manipulate images. There are multiple ways to install Pinta based on what you are using as your operating system.
If you are running Ubuntu, you can search on Ubuntu Software Center for Pinta or run this command from the terminal:
sudo apt-get install pinta
If you are running Windows of Mac, grab a free copy of Pinta from the following link.
Download Pinta – Image Editor