By Exif Data Viewer, you can view all EXIF information in digital photos, convenient and quick. This program support Exif version 2.3, if there are some digital photo display "No Exif metadata found", that may be after some form of treatment which led to loss of the EXIF data, or is not supported EXIF digital camera pictures.
EXIF stands for "Exchangeable Image File Format", an image file format. This format is actually the head format inserted in the JPEG digital photos, including shooting aperture, shutter speed, white balance, ISO, focal length, date, time, and various shooting conditions, such as camera model, color coding, global positioning system (GPS) and etc., thumbnails and so on.
Simply put, the Exif = JPEG + shooting parameters. Therefore, you can use to view JPEG files of any charting software browsing Exif format photos, but not all graphics programs can handle Exif information, this free tiny program can help you to view or edit these data.