JPEG Reducer is described as 'The JPEG Reducer is a frontend of the command line utility jpegtran, which is the lossless transformations expert inside the Independent JPEG Group's JPEG software package. The JPEG Reducer provides a graphical user interface, batch processing, a preview of the optimization' and is a Image Optimizer in the photos & graphics category. There are more than 10 alternatives to JPEG Reducer for a variety of platforms, including Mac, Windows, Linux, Web-based and BSD apps. The best JPEG Reducer alternative is ImageOptim. It's not free, so if you're looking for a free alternative, you could try ImageOptim or pngquant. Other great apps like JPEG Reducer are Curtail, JPEGmini, Minuimus and ECT - Efficient Compression Tool.