:: Browser Compatibility Check for Internet Explorer Versions from 5.5 to 9 ::

IETester is a free WebBrowser that allows you to have the rendering and javascript engines of IE9 preview, IE8, IE7 IE 6 and IE5.5 on Windows 7, Vista and XP, as well as the installed IE in the same process.
New in v0.4.3 : Added option to run IE9 tab !

This is an alpha release, so feel free to post comments/bugs on the IETester forum.
Requirement : Windows 7, Windows Vista or Windows XP with IE7 minimum (Windows XP/IE6 config has some problems and IE8 instance do not work under XP without IE7)
Note for IE9 : IETester installer does not include IE9 files, so you will need to install IE9 preview and copy files manually : See How To install IE9 under IETester (IE9 Preview requires Vista SP2 or Windows 7).

Download IETester v0.4.3 (27MB)
(IETester v0.4.3 zipped intaller for people unable to download .exe files due to proxy limitations)
(You can download previous versions from the ChangeLog page)

Known problems and limitations :

• The Previous/Next buttons are not working properly
• Focus is not working properly
• Java applets are not working
• Flash is not working on IE6 instance in user mode : A solution is to launch IETester as admin user and Flash will work.
• CSS Filters are not working correctly in user mode : A solution is to launch IETester as admin user and CSS Filters will work