PAINT.NET is free pictures and photos editing software. It is designed to work on Windows. PAINT.NET is used to replace the Microsoft Paint software that comes with Windows. Today, it is comparable to other photo editing tools such as Adobe Photoshop, Paint Shop Pro, Microsoft Photo Editor, and the GIMP.
It has an intuitive and innovative user interface that supports layers, unlimited undo, special effects, and a wide variety of useful and powerful tools .
Download Link: http://www.getpaint.net/download.html