: Significant "under the hood" changes upgraded the API to Ruby 2.0, providing developers with improved support for non-English characters and new toolsets for dimensions and section planes.

This version is widely considered the last to provide "limited support" for Windows XP. Sketchup Pro 2014 and Widows XP - sketchucation

: Introduced the Arc tool (centered arc) and the Pie tool (creates a closed face from an arc).