ArtRage (www.artrage.com) is shipping now with faster 64-bit support. The upgrade of the painting software for Mac and Windows features a 64-bit engine for speed improvements, larger projects and canvases, and additional features listed below.  

ArtRage 4.5 costs US$50 for new users. However, it’s a free upgrade for ArtRage 4.x users and a $25 upgrade for owners of previous version, including OEM versions that came bundled with Wacom tablets worldwide.