Free Watermark Software uMark
Download uMark, a Free Image Watermarking Software for Windows

uMark is a free photo watermark software for adding visible watermarks on digital images. uMark can add text and image watermarks on multiple photos at once. Salient features of uMark are -

Text watermark
Image watermark
QR code watermark
Shape watermark
Batch processing - watermark 5o images at once
Set watermark position, transparency and rotation
Add border and shadow effects to images