Safari 4.0.5 is a web browser developed by Apple Inc, available for download in full install version for Windows platforms from legacy sources. This version of Safari was officially released on 2010-03-11 for public access and a brief summary of important updates and change log pertaining to this edition can be read below.

Safari 4.0.5 is built on Webkit 531.22.7 rendering engine and has been released with improvements in Top Sites performance and support for Scalable Vector Graphics.

Top Sites is Safari's interface to manage bookmarks and browsing history, which is now coded to handle in a better way to mange your browsing including most recent websites, ability to delete history and search within history.