Watermark Tool is the powerful online watermarking software that allows you to quickly and easily protect your images with a visible watermark. With the many watermarking options available, you're able to personalize your images in a variety of ways - including text size, color, and position.Watermark Tool comes in flavors - free and WMT Plus! The free version requires no sign up and gives you full access to the text watermark feature. For a small monthly fee, WMT Plus! adds extra functionality such as a higher file size limit, the ability to save your watermark settings for future use, and the option to use an image as a watermark.