For those who need to work on different machines without installing software, "portable" versions are highly effective. FastStone Photo Resizer Portable
: Protect your professional work by adding text or image watermarks to all files in a single pass. Format Conversion : Supports major formats including JPG, GIF, PNG, TIFF, and BMP , allowing you to standardize files for web or print. File Renaming picture resize genius 300 portable work