There are many alternatives to ImageSizer for Mac and since it's discontinued a lot of people are looking for a replacement. The best Mac alternative is Caesium Image Compressor, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to ImageSizer and many of them are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to ImageSizer are XnConvert, ImageOptim, Preview and Converseen.
Caesium Image Compressor lets you compress your pictures up to 90% without visible quality loss. Providing a simple yet effective interface with a real-time preview and multiple image processing at the same time, everyone will be able to reach the best result.
Italy
EU
XnConvert is an easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux.
FranceEU
ImageOptim 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).
PolandEU
Native macOS app for viewing, annotating, and editing images and PDFs, featuring tools for cropping, rotating, resizing images, rearranging pages, full-screen viewing, markup, document merging, batch conversion, and export in multiple formats.
United States
Converseen is a free cross-platform batch image processor for Windows and Linux that allows you to convert, resize, rotate and flip an infinite number of images with a mouse click.
ItalyEU
ShortPixel is arguably the top WordPress image optimization plugin: simple to set up, it can automatically optimize both your old and new images, as well as PDF files.
RomaniaEU
JPEGmini is a patent-pending photo recompression technology, which significantly reduces the size of photographs without affecting their perceptual quality. The technology works in the domain of baseline JPEG, resulting in files that are fully compatible with any browser, photo...
AdvanceCOMP is a collection of recompression utilities for your .ZIP archives, .PNG snapshots, .MNG video clips and .GZ files.
PhotoZoom Pro not only creates larger images than any other software (up to 1 million by 1 million pixels), it also produces higher quality results. PhotoZoom Pro is equipped with S-Spline Max, a unique, award-winning image resize technology which excels at preserving clean...
AustriaEU
PhotoBulk is easy-to-use bulk image editor that lets you add text/image watermark, resize, and optimize hundreds and thousands of images or photos in just one click.
United States
Shrink O'Matic is an AIR application to easily (batch) resize (shrink) images. It handles JPGs, GIFs and PNGs.
NConvert is a powerful command line multi-platform batch image processor with more than 80 commands. Compatible with 500 image formats.
FranceEU
United Kingdom
