Just for $14.99 USD or you can test trial version of this great software for pixel drawing.
The pixel art is a similar in the art area according to wikipedia website:
Pixel art is a form of digital art, created through the use of software, where images are edited on the pixel level. The aesthetic for this kind of graphics comes from 8-bit and 16-bit computers and video game consoles, in addition to other limited systems such as graphing calculators.
Creating or modifying pixel art characters or objects for video games is sometimes called spriting, a term that arose from the hobbyist community.
This software include:
Aseprite is a pixel art tool with which you can create animated sprites & graphics. Here you can buy Aseprite with updates for the whole v1.x series. It includes Windows portable .zip, Windows installer, Mac OS X app bundle, Ubuntu 14.04 .deb package, and a Steam key.
The youtube official channel show us: