Watermark.ink - Online Photo Watermarker
PhotoPenguin App - PhotoPenguin is a completely free batch photo editor with support for cropping, resizing, adding watermarks, and converting photos to other formats. It works on the user's device, using the capabilities of modern browsers.
Watermarker Pro - Watermarker Pro is a software that is used by Mac users to watermark their photos, and they can add any kind of text, logo, or anything that they want in their photos.
Batch Image Resizer - Resize, crop, shrink, flip, exif-rotate, convert, enhance, process multiple pictures and photos with professional software! 120+ Actions, 30+ Image Formats
Easy Watermark - Add watermark on images easily
ImBatch - ImBatch is a batch image processor with a nice graphical user interface.