Star Watermark for Mac is a free tool to batch watermark your images, photos, and graphics. Star Watermark is an essential tool for anyone with a digital camera, professionals and beginners, or graphic artist on OS X. With the watermarking software free version, you could add text water mark for your photos, With the watermark software purchased version, you can add not only text watermark, but also image watermark to your photos.
Note: 'Download Now' yields the free version; users can also purchase the professional version. A detailed comparison of features can be found here.