Phatch is a simple to use cross-platform GUI Photo Batch Processor.
EditBy: Phatch is a simple to use cross-platform GUI Photo Batch Processor which handles all popular image formats and can duplicate (sub)folder hierarchies. Phatch can batch resize, rotate, apply perspective, shadows, rounded corners, ... and more in minutes instead of hours or days if you do it manually. Phatch allows you to use EXIF and IPTC tags for renaming and data stamping. Phatch also supports a console version to batch photos on webservers.

features:
resize
rotate
rounded corners
shadows
watermark
drag&drop droplet
color mode
dpi change
rename you can free download Phatch 0.1.6 now.