Image Tools is simple, free and powerfull mass image resizer, converter, cropper, flipper/rotater, optimizer and watermarker. Image Tools programm also can calculate image color histogramm, which can be used (later) for checking images for uniqueness.

Features:
# Windows Vista/7 full compatibility
# Good memory managment for processing big amount of big images
# BMP, GIF, JPEG, TIFF and PNG image formats support
# Multicore processing support - extreme perfomance
# Variable quality for output (optimizing)
# Color channels filtering
# Internal benchmarking tool
# Able to process indexed pixel format images

www.image-tools.com

DownLoad
Image Tools 3.2