With the release of OS X Yosemite today, Apple has updated its iWork suite of productivity apps on both Mac and iOS with support for the new version of OS X and Continuity, which allows users to continue their work from their iOS devices to Macs and back again.
Apple's line of iWork apps are free to users who have recently purchased a new Mac or iOS device. Otherwise, each iWork app for Mac is available for $19.99 while each iWork app for iOS is available for $9.99.
Pages for Mac - [Mac App Store]
Keynote for Mac - [Mac App Store]
Numbers for Mac - [Mac App Store]
Pages for iOS - [App Store]
Keynote for iOS - [App Store]
Numbers for iOS - [App Store]
Article Link: Apple Updates iWork for iOS and Mac with Yosemite and Continuity Support