.IPHOTO File Extension
What is an IPHOTO file?
File created by iPhoto, an image organizer; contains information from imported photos such as image size and format; located in subfolders of iPhoto.
Apple iPhoto is used for editing and organizing photos. You can organize by date or event, edit photos, and import video, although you cannot edit video. It comes standard with Apple iLife.
NOTE: iPhoto was discontinued and replaced by Photos in 2015.
Common IPHOTO Filenames
Library.iPhoto - Located in subfolders of iPhoto, opens the iPhoto application when clicked on.