WonderFox Photo Watermark 8.1 is a specialized batch processing tool designed to protect digital images by adding text, image, or logo watermarks. It is widely recognized for its speed, capable of processing up to 300 photos in one minute. Key Features Batch Watermarking: Apply customizable watermarks (text or images) to multiple files simultaneously to save time. Customization: Freely adjust the rotation, transparency, font size, color, and position of your watermarks. Image Editing Tools: Includes basic beautification features such as crop, resize, rotate, and over 350+ effects like mosaic, bokeh, and black/white filters. Invisible Protection: Some versions support "invisible watermarks" that can identify content even if it has been resized or cropped. License and Availability Platform: Windows. License: Available as a lifetime license.