m9P Zipper is a file compression (zipping) and decompression (unzipping) utility. This tool, capable of up to 0.9 compression ratio, outputs a zipped file that is a mere shadow of the original one! mental9Production uses m9P Zipper to zip large log files (.log) for archiving purposes. But m9P Zipper can be used to zip many other file types. Also, m9P Zipper files are compatible with other standard zipping utilities. Free full version (size ~2MB).