IOS 9 versions

9.0.1
Initial release on Sep 23, 2015

9.0.2
Initial release on Sep 30, 2015

9.1
Initial release on Oct 21, 2015

9.2
Initial release on Dec 8, 2015

9.3.1
Initial release on Mar 31, 2016

9.3.2
Initial release on May 16, 2016

9.3.3
Initial release on Jul 18, 2016

9.3.4
Initial release on Aug 4, 2016

9.3.5
Initial release on Aug 25, 2016

9.3.6
Initial release on Sep 1, 2016

9.4
Initial release on Sep 7, 2016

9.4.1
Initial release on Sep 10, 2016