After your work is done, you can easily save or export your finished work in a variety of standardized formats, even the popular PSD file format that can be loaded in Adobe apps such as Photoshop or Illustrator. For more advanced projects, the app also supports working with layers and all their associated tools for locking, merging, and more. Drawing is enabled with a wide array of pens, brushes, and watercolors, with pressure-sensitive pen support and comprehensive undo/redo tools. The app features support for precise color control, including adjusting saturation, changing the luminescence, and precise post-processing filters. Over the many years on the market, Paint Tool SAI has received glowing praise from users who are interested in drawing 2D art, cartoons, simple illustrations, and manga comics. The most celebrated features of PaintTool SAI are its streamlined and easy-to-use interface, the ability to handle input from digitized touch-enabled drawing accessories, as well as transforming your inputs into highly anti-aliased drawings. Because of its slim hardware requirements, it remains one of the most popular digital painting software for older and weaker PCs, especially those who are still running old versions of Windows such as Windows XP and 2000.

Originally released to the public in 2008, this highly regarded digital art software has received numerous upgrades over the years, making it one of the best lightweight apps for easy, stable, comfortable, and enjoyable drawing on the PC platform. Paint Tool SAI is a small but highly advanced raster graphics editor and painting application for all modern versions of Windows OS.

Paint tool sai pen brush