61 Like ImageOptim Good alternative? YES NO ImageOptim makes images load faster. Removes bloated metadata. Saves disk space & bandwidth by compressing images without losing quality. Free Open Source Mac Remove EXIF Data Lossless Compression PNG Compression Add a feature
72 Like RIOT - Radical Image Optimization Tool YES NO Saving images for web/email/other media with the best compression ratio and quality is a difficult task if you don’t have the right tools. Choosing the right format then... Free Windows GIMP XnView IrfanView No features added Add a feature Warning Installer contains Open Candy adware and potentially more: https://www.virustotal.com/en/file/5c69ba60d82abbf73c6ac27a0cf39b054cb5a7cbc6fc8a6cb00d4daa6e069b73/analysis/
35 Like XnConvert Good alternative? YES NO XnConvert is an easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux. It supports more than 400 file formats (jpeg, tiff... Free Mac Windows Linux Batch processing Watermark images Add a feature
19 Like Caesium Good alternative? YES NO 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... Free Open Source Mac Windows Linux Web Android Batch rename files Batch processing Drag n drop Multiple languages Add a feature
26 Like PNGGauntlet Good alternative? YES NO -Combines PNGOUT, OptiPNG, and DeflOpt to create the smallest PNGs -No image quality is lost — only file size -Converts JPG, GIF, TIFF, and BMP files to PNG ... Free Windows Lossless Compression File compression Works offline too PNG Compression Add a feature
12 Like TinyPNG Good alternative? YES NO TinyPNG uses smart lossy compression techniques to reduce the file size of your PNG files. By selectively decreasing the number of colours in the image, fewer bytes are... Free Web PNG Compression Add a feature
19 Like JPEGmini Good alternative? YES NO JPEGmini is a patent-pending photo recompression technology, which significantly reduces the size of photographs without affecting their perceptual quality. The... Commercial Mac Windows No features added Add a feature
16 Like Image Tuner Good alternative? YES NO Image Tuner is a free software for batch resizing, converting, watermarking and renaming your digital photos and images from more than 20 image formats to JPEG, BMP... Free Personal Windows Batch conversion Batch rename files Watermark images Raw Photo processing Add a feature
4 Like pngquant Good alternative? YES NO pngquant is a command-line utility and a library for lossy compression of PNG images. The conversion reduces file sizes significantly (often as much as 70%) and... Free Open Source Mac Windows Linux No features added Add a feature
3 Like Kraken Web Optimizer Good alternative? YES NO With Image Optimizer you can losslessly optimize your PNG, JPEG and GIF files and thus save your bandwidth and your users' time! Kraken recompresses images with... Freemium Web Chrome Firefox Lossless Compression Add a feature
3 Like Ralpha Image Resizer Good alternative? YES NO Ralpha Image Resizer is a lightweight and portable program that can perform image operations in batch mode, such as resizing and applying filters. Free Windows Batch conversion Batch processing Drag n drop Watermark images Add a feature
15 Like Light Image Resizer Good alternative? YES NO Light Image Resizer, previously called VSO Image Resizer, is a shareware resize image software. With it you can create e-mail friendly versions of your images, load them... Commercial Windows Batch rename files Convert images to PDF Watermark images Add a feature
12 Like Optimus.io Good alternative? YES NO optimus.io offers lossless compression of images available with a WordPress plugin and via API. Benefits: - The file size will be reduced but the image quality... Freemium Web Wordpress No features added Add a feature
1 Like AdvanceCOMP Good alternative? YES NO A collection of recompression utilities for your ZIP archives, PNG snapshots, MNG video clips and GZ files. Free Open Source Mac Windows Linux File compression Add a feature
1 Like PictureBeaver Good alternative? YES NO PictureBeaver is a WSH script for batch optimization PNG/JPEG/GIF images using optipng/jpegtran/gifsicle utilities. Free Open Source Windows GitHub Support for Batch Mode Add a feature
