With StampIt you can easily add watermark and copyright info in metadata to a bunch of your photos. The export can be done in custom album, and also you can reduce resolution of the images for further using.

Features:

- bunch image processing
- over 170 fonts
- rich watermark settings: position, shadow, background etc.
- save images in separate album
- set max resolution if needed
- fill Creator, Copyright Notice, Right Usage Terms fields in IPTC metadata