What Web Browser Should I Use? Powhow June 25, 2013 17:28 Updated Follow You may use Google Chrome 22.0 and above, Internet Explorer 9.0 and above, Mozilla Firefox 16.0 and above, or Safari 6.0 and above. Also see, How to Get Ready for Your Powhow Class Related articles What are the differences between Class Types? How Much Do Classes Cost? Comments 0 comments Article is closed for comments.