Ultra JPEG Tagger supports jpeg only. It is a small yet versatile utility that lets you view, edit, and write Jpeg comment data fast. Simply load the list of files and preview/edit image text data directly and allows for up to 10,000 letters to be input into a single image as comment information.
Ultra JPEG Tagger Main Features:
Process unlimited number of files at once
View changes in real time (direct mode)
Search comments on a hard drive or a folder
Use written text as captions when using Image Catalog