As noted by 9to5Mac, Pages, Numbers, and Keynote for iCloud have gained updated designs for their document, spreadsheet, and presentation editors along with support for Retina displays. All three apps have also been updated with the ability to share view-only documents and to open documents directly from iCloud Mail.
Individually, Pages has also been updated with new templates, the ability to edit charts in imported documents, and improved text wrap. Numbers now has improved pop-up menu support, and Keynote also allows charts to be edited in imported documents.
Apple last updated its iWork suite of apps across all platforms in January, adding several new features to improve the software and return functionality that was removed when the new iWork apps were introduced back in September. Apple pledged to improve the apps back in November after facing significant user criticism from power users.