You can download the latest version directly on your device through the Mac App Store or by using the following link:
Keep in mind that the application is only free with new Macs. Older device owners will still have to pay the full $14.99 price for iPhoto
iPhoto for Mac version 9.5 has the following new features and improvements:
- 64-bit support
- The Places feature now uses Apple maps to display photo locations
- Adds support for iCloud Photo Sharing, including the ability to post videos to shared photo streams and the ability to have multiple subscribers contribute to a shared stream
- Adds support for iOS 7 camera filters applied to photos imported from iOS devices
- Includes a new, streamlined interface for printing
- Replaces the Create menu with an updated Share menu providing access to all sharing options, including print products such as books, cards and calendars
- Fixes an issue that could cause iPhoto to quit unexpectedly when sharing an edited photo from a MacBook Pro with Retina display
- Addresses an issue that could cause iPhoto to show incorrect file type and size information for imported TIFF and PSD files
- Comment sheet now appears correctly when sharing multiple photos to a new or existing photo stream
- Fixes an issue that caused photos with specific color profiles to display incorrectly on iOS devices after being shared via iCloud
- Captions instead of version names are now synced between iPhoto and Facebook for newly-created albums
- Privacy settings can now be managed when sharing photos from iPhoto to a Facebook Timeline
- Videos up to three minutes long can now be shared to Flickr
- Addresses an issue that could cause photos synced to iPhoto from Flickr to appear rotated incorrectl
- Fixes an issue that could cause photos synced to iPhoto from Facebook or Flickr to be duplicated and reposted
- URLs in the photo comments field can now be clicked to open the corresponding links
- Improves reliability when working with custom locations in the Places feature
- Improves reliability when copying and pasting photos to a new event
- When a single photo is selected in an album, clicking the Trash button in the contextual menu now removes the photo from the album rather than from the library
- Includes stability and performance improvements