JPEG and PNG Stripper is a Freeware Portable Exif Metadata removal tool created by SteelBytes. It can be used to instantly remove metadata from JPEG, JPG, JFIF, and PNG image files without affecting image quality. Simply drag and drop your photos onto the white space of the JPEG and PNG Stripper window, and the tool will automatically strip the pictures of their metadata, overwriting the original files with the new clean files in the process.
Image EXIF Data Remover - JPEG & PNG Stripper
Authors Website: http://www.steelbytes.com/?mid=30
Here is an archived link as the tool appears to have been abandoned.
Extracted Size: 92 KB
Download: Get the last version of this Image Metadata Stripper HERE