No specific info about version 3.1. Please visit the main page of ImBatch on Software Informer.
Resize, convert, flip, mirror, and rotate multiple pictures.
Powerful tool that allows you to watermark multiple photos at once.
Perfect Resize is a program designed for photo enlargement.
Batch image editor with endless photo manipulation and enhancement capabilities.
Picture Resizer Pro allows you to make your pictures smaller or larger
Free Image Resize is a program that can batch resize and convert images.