The Best 19 PngOptimizer Alternatives

  • TinyPNG

    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 required to store the data.

    Free Web

  • TruePNG

    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 efficient compression algorithm than others tools.

    Free Windows

  • pngquant

    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 preserves full alpha transparency.

    Free Open Source Mac OS X Windows Linux

  • PNGOUTWin

    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

  • Black Bird Image Optimizer

    Optimize pictures without quality lossless. With Black Bird Image Optimize - you can reduce the size of your photos several times without quality loss!.

    Freemium

  • Tinybeest

    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 OS X Web

  • AdvanceCOMP

    A collection of recompression utilities for your ZIP archives, PNG snapshots, MNG video clips and GZ files.

    Free Open Source Mac OS X Windows Linux

  • Squeezer

    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 OS X

  • pngCrushrrr

    Drag your PNGs onto PNGCrushrrr and get super-optimized files ready to be emailed or posted on the web! Supports one or more files being dropped and instead of...

    Free Mac OS X

  • SqueezeFile

    Works with all common image formats like png, jpeg, bmp, tiff and Microsoft Office documents pptx, docx, xlsx.

    Free Mac OS X Windows

  • Squash - Web Image Compression

    Squash is a simple, powerful app for compressing and converting images for the web and more. Simply drop an image into Squash and it reduces the filesize while...

    Commercial