Picture Resize Genius includes the ability to batch resize pictures, batch resize photos, and perform batch image resize functions for the purpose of email and web sites, or just to save space on your hard drive.
The resizing allows you to force a specified width or height and keep the proportions, or define fixed image dimensions. Besides this, Picture Resize Genius can add a text overlay (watermark), rename file and more. You will be able to process thousands of different files in just a few seconds.