Photos taken with your iPhone or other digital cameras already have a lot of metadata. Metadata fields are defined for every conceivable bit of information anyone might want to capture about a photograph, but those most useful to regular folks are: Date & Time Taken, Title (Filename and format), Location, Description and Keywords. Programs such as Photos rely on metadata to display photos by year, or in helping you find photos taken at a certain place. Metadata is extremely useful when you need to search through and organize a large number of photos. We won’t go into the formats and standards for metadata, but you can read about it here or search on the Internet for “ IPTC and EXIF metadata” to learn more. description, keywords etc.) can be added by the photographer. It includes camera details (such as make, model, focal length, exposure etc.), photo details (date, location, format etc.), and other information (copyright, usage terms etc.) Much of this is automatically stamped by the camera, while some (e.g. Depending on the camera, it can be anywhere from a dozen up to 5,000 pieces of information. This data about the pictures is called metadata. All digital cameras capture photos in the form of data, but they also record a lot of additional data about this data.

Apple photos exif data