[7] It primarily aims to eliminate usage tracking and other privacy-compromising functionality that the Google Chrome browser includes.

[8] Iron ships with certain Chromium privacy options switched on by default, it provides some additional features that distinguish it from Google Chrome.

[10] On 11 August 2010, Microsoft updated the BrowserChoice.eu website in order to include Iron as one of the possible choices.

[11][12] More recent versions of Iron have been released since then, which has gained the features of the underlying Chromium codebase, including Google Chrome theme support, a user agent switcher, an extension system, integrated Adblocker and improved Linux support.

[15] The following Google Chrome features are not present in Iron:[16][17][18] Added features include: In December 2014, Lifehacker said that Iron offers little that is not available by simply configuring Google Chrome's privacy settings.