ImageOptim is described as 'Is excellent for publishing images on the web (easily shrinks images “Saved for Web” in Photoshop). It's useful for making Mac and iPhone/iPad applications smaller (if you configure Xcode to allow better optimization)' and is a popular Image Optimizer in the photos & graphics category. There are more than 100 alternatives to ImageOptim for a variety of platforms, including Windows, Web-based, Mac, Linux and SaaS apps. The best ImageOptim alternative is ImageMagick, which is both free and Open Source. Other great apps like ImageOptim are Caesium Image Compressor, Dinky, FileOptimizer and OptiImage.
Mass Image Compressor is easy to use - a point and shoot batch image compressor and converter tool for Web site optimization, photographers, HTML game creator and casual Windows users.
Compress.Studio is a serverless image compression tool with decentralized storage. Open/Add any .jpeg, .jpg or .png image. By default, it compresses your image to the best size and quality. Select your preferred size to compress the image. Login with .
CloudPresso Image Compressor, part of the CloudPresso File Compressor Suite, enables users to compress JPEG, JPG, PNG & GIF files free online.
United States
jStrip is a free tool to reduce the file size of JPEG images without sacrificing image quality. High-traffic websites with many JPEG images can benefit from decreased bandwidth costs. Less hard disk space will be used by image collectors.
SmallImage is a simple and efficient tool to batch process JPEG files, resize them, recompress them, remove embedded profiles and make them ready for the web or store them efficiently.
Switzerland
Squeezer is a PNG optimizer for Mac OSX that recompresses image files to a smaller size, without losing any information.
Switzerland
Minuimus is a file optimizer utility script: You point it at a file, and it makes the file smaller without compromising the file contents.
Edit one or several images in a few clics. Massive downscale, resize or crop a collection of images quickly.
France
EU
A powerful photo resizer and optimizer for Mac, allows you to optimize all your photos by 80% ~ 20% comparing to their originals while keeping their original resolution, quality.
China
IMAGEmini, a powerful photo resizer and optimizer, allows you to optimize all your photos by 80% ~ 20% comparing to their originals while keeping their original resolution, quality and png, jpg, gif formats.
China
Optimole is your all-in-one image optimization solution for WordPress & beyond, it processes your images in real time and is fully cloud-based (doesn’t strain your server).
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...
