Plan browser support in SharePoint 2013

Supported Internet Explorer versions

The product group makes every effort to validate that SharePoint functionality works correctly with released versions of Internet Explorer. Customers who want a more deeply validated browser interaction experience should strongly consider Internet Explorer.

Internet Explorer 10, Internet Explorer 9, Internet Explorer 8

Other supported browsers

• Google Chrome (latest released version)
  
• Mozilla Firefox (latest released version plus immediate previous version)
  For example, if the latest released version is 10, then version 9 would be supported.
  
• Apple Safari (latest released versions
  
  
  Ref: http://technet.microsoft.com/en-us/library/cc263526.aspx#browserdetail