IIS WebSpeed formerly known as IISpeed

Google PageSpeed optimization module for Microsoft IIS

Optimize ASP.NET and MVC with official Google PageSpeed Optimization for Microsoft IIS.

Automatic web performance optimization for ASP.NET, MVC, php or any other technology running on Microsoft IIS. Powered by the official PageSpeed SDK from Google. Automatically and hassle-free compliance with Google PageSpeed Insights recommendations.

Download the latest stable release of IISpeed. Based on PageSpeed 1.9-stable + stability patches.


  • Free license: Free
    A small 'Powered by IIS WebSpeed' banner will be appended to your webpages.
  • Server license: $250,-
    Full-featured IIS WebSpeed, available for all (configured) websites and domains on a single server. Includes a year of updates.


2016-03-31: IISpeed 2.0.3 Stability fixes.
2016-03-31: IISpeed 2.0.2 Upgrade from PageSpeed to Security and stability fixes.
2015-11-17: IISpeed 2.0.1, Security Update
2015-08-06: IISpeed 2.0

More information on www.iiswebspeed.com.