Sketchbook versions
by Anton Fedoseev
1. Desktop
1.1. Sketchbook 7
1.1.1. Starter
1.1.2. Essentials
1.1.3. Pro
1.2. Sketchbook 2015
2. Mobile/Tablet
2.1. Sketchbook
2.1.1. Starter
2.1.2. Pro
2.2. Sketchbook Ink
3. Retired
3.1. Desktop
3.1.1. Sketchbook Express
3.1.2. Sketchbook Pro
3.1.3. Sketchbook Designer
3.2. Mobile
3.2.1. Sketchbook Mobile
3.3. Tablet
3.3.1. Sketchbook Express
3.3.2. Sketchbook Pro