mesclar
A tool for batch watermark/banner image merging
...Select source directory
2. Select watermark/banner image
3. Select destination directory
4. Set merging attributes (size/position)
5. Click Start and go have a coffee
Pay attention to the project requisites!
You have to install the .NET Framework 4 and ImageMagick for this software to work properly.
You can find the download links for those projects at this project's website (http://lojaaffinita.com.br/mesclar).