Since releases are so frequent, with little time between them, new features are often not tested thoroughly and this can introduce new bugs. Fortunately, these can be quickly patched in the next release.
Getting started with the program is straightforward. It's laid out intuitively: the main workspace in the middle, color selection on the left, tool section on the right, and animation timeline at the bottom. All tools and the vast majority of functions have keyboard shortcuts, allowing for res...
GIMP is the most feature-rich, free image editing tool. It has most of the image manipulation and workflow tools that you would expect from image editing software, and what it lacks is made up for with plugins.
Tilemap can be drawn with tools that automatically keep your palette of tiles consistent. Both free painting and tile-placing modes work in the same workspace allowing you to easily switch between workflows.
The Pro version of Cosmigo Pro Motion costs $39 and includes a number of features that aren't available in the limited free version. If you have an existing Pro Motion license, it costs $19 to upgrade to the newest version or you stick with the feature limited free edition.
Photoshop knowledge is easily transferable across game development art jobs, and this is by far the most popular tool of 2D artists. It is used by professionals everywhere in a wide variety of fields including photography, graphic design, and digital art. In that sense, you won't be alone when...
Photoshop can be easily adapted for pixel art: it has a lot of tools to convert existing images to pixel-art, paletted images. However it has a lot of features that have little use for a pixel-artist, so it cannot be deemed a true pixel art tool.
Zooming is reversed, the screen flickers a lot, and the flip/rotate selection is very buggy (selection will re-size though it should not). Essentially, the interface of Pixel.Tools is clunky and unintuitive.