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
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 OptiPNG Good alternative? YES NO OptiPNG is a command-line PNG optimizer that recompresses image files to a smaller size, without losing any information. This program also converts external formats... Free Open Source Mac Windows Linux File compression PNG Compression 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
7 Like pngcrush Good alternative? YES NO Pngcrush is an optimizer for PNG (Portable Network Graphics) files. It can be run from a commandline in an MSDOS window, or from a UNIX or LINUX commandline. Free Open Source Windows Linux File compression PNG 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
7 Like TruePNG Good alternative? YES NO TruePNG is one of the most advanced PNG optimizers available. It does the most exhaustive checks for reductions, that lets it to optimize further, even if it uses a less... Free Windows File compression PNG Compression 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
4 Like PNGOUTWin Good alternative? YES NO You can use PNGOUTWin, an easy-to-use PNG optimizer, to create smaller image files and speed up your website, reach more potential customers, and decrease your bandwidth... Commercial Windows No features added Add a feature
1 Like Black Bird Image Optimizer Alternative? YES NO Optimize pictures without quality lossless. With Black Bird Image Optimize - you can reduce the size of your photos several times without quality loss!. Freemium $ $ $ Windows No features added Add a feature
2 Like IMAGEmini Good alternative? YES NO 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... Commercial Mac Batch processing Lossless Compression Add a feature
1 Like Tinybeest Good alternative? YES NO A Mac app and Chrome extension that optimizes/compresses images and PDFs. Tinybeest also converts file formats and resizes images for the web. Freemium Mac Web Built-in Image converter Add a feature
1 Like Squeezer Good alternative? YES NO Squeezer is a PNG optimizer for Mac OSX that recompresses image files to a smaller size, without losing any information. Super easy to use: Drag-and-drop PNG on... Free Mac Drag n drop Add a feature
