Pages is a wor processor and page layout application developed by Apple Inc. and a part of the iWork productivity suite (which also includes Keynote and Numbers) developed by Apple. Pages 1.0 was announced at the beginning of 2005 and started selling in February 2005. Pages 3 was announced on August 7, 2007 and runs on Mac OS X 10.4 Tiger and 10.5 Leopard only.