Verified | Autodesk Sketchbook Old Version 4.1 5 Download

Many users report that version 4.1.5 was the last build before Autodesk introduced the "new UI" (version 5+), which some found cluttered and slower on older tablets. Version 4.1.5 is also praised for:

Even on Windows 10/11, with a few tweaks, 4.1.5 runs beautifully:

You cannot legally. The free version of 4.1.5 limits you to 3 layers and no PSD export. To get full Pro, you need a purchased license. Autodesk no longer sells these, so you're left to use the free mode or purchase newer SketchBook (which defeats the purpose).