Standard effects available out-of-the-box are standard blurs, sharpening, photo effects (red-eye removal, photo softening), a list of various distortions, and more. Like Adobe Photoshop, Paint.NET can also apply adjustments to your images such as auto-levels, contrast, invert, color levels, hues, posterize, and many others. Apply stunning effects and filters to photos The add-ons make applying unique and cool effects easy as pie. The community around this program is definitely a plus because users help each other and provide tutorials and a growing list of add-ons. If you're a Photoshop user who's used to using layers within a working document, then you won't be disappointed when using this freeware application because layers remain the foundation of Paint.NET, along with applying filters and effects to specific layers. Professional features you'd expect from expensive software like Photoshop
Despite the name, the two programs are not comparable at all. It comes packed with all of the most essential tools needed in a modern image editing suite and completely blows Microsoft Paint out of the water.
Paint.NET has got to be one of the nicest surprises for a freeware image editing program.
A highly successful and popular freeware image editor with tons of different applicable uses.