Avant Browser is a standalone application designed to expand features provided by Internet Explorer. It adds a bunch of features and functionalities to IE and its user-friendly interface brings a new level of clarity and efficiency to your browsing experience, and frequent upgrades have steadily improved its reliability.Avant Browser is freeware. That’s right. 100% Free! No cost to you ever. No limitations. No Adware. No Spyware. You can donate if you want, but it’s certainly not required.