Freeware Descriptions:
TwistedBrush Open Studio is a free digital paint and photo editing Windows software package built from the powerful and easy to use TwistedBrush Pro Studio platform. TwistedBrush Open Studio is released as free software that will not expire and is not crippled.
Here is complete features (taken from authors site):
Based off of TwistedBrush Pro Studio, most all the features of the Pro Studio version are included in Open Studio with the exception of features that allow for modification of brushes.
Some of the features included are layers, masks, tablet support, scanner support, over 100 filters, Lua scripting support, a full range im image formats are supported, drawing guides, image warping tools, text support, gradients, tracing paper, reference images, recording to video files and many other standard image editing features.
What’s New in version 15.72:
- Added - New brush effect added. Rebase Stroke Start. (Pro)
- Added - A new category of brush effect envelopes called Colors. Includes the following envelops, “surf lum”, “surf r”, “surf g”, “surf b”, “surf a”, “under lum”, “under r”, “under g”, “under b”, “under a”, “trace lum”, “trace r”, “trace g”, “trace b” and “trace a”. (Pro)
- Added - Hundreds of fractal based brushes in the ArtSets. Collections - Fractal Design XX, Collections - Fractal Dab XX, and Collections - Factal Paint XX. (Pro)
- Improved - A number of the warming messages in the Page Explorer have been improved to make more clear.
- Improved - The Brush Options dialog has a few small improvements.
- Fixed - When using the Edit button in the Edit ArtSet dialog don’t automatically update the Brush Name in the Brush Options dialog.
- Fixed - Using the Palette menu options to create color spans from the currently selected colors resulted in incorrect ranges.
- Fixed - Duplicating the background layer would leave the alpha lock setting on which could be confusing.

File Size / OS:
- 11.2 MB / Windows 9x - ME - 2000 - NT - XP - 2003 - Vista
Download TwistedBrush Open Studio 15.72: