bulkWaterMark - bulkWaterMark is a batch photo watermarking software for Microsoft Windows.
TinyPNG - Make your website faster and save bandwidth. TinyPNG optimizes your PNG images by 50-80% while preserving full transparency!
WidsMob ImageConvert - All round photo converting program with batch process, which enables you to batch convert photo...
ImageOptim - Faster web pages and apps.
Aoao Watermark for Photo - Aoao Watermark for Photo is the best photo watermark software for you to add text/image watermark. This image protection solution provides batch watermarking mode and enables to set photo frame, resize photo, crop picture and batch rename photos.
TinyJPG - Compress JPEG images with perfect quality and file size