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ImageOptim is a front-end (GUI) for set of tools for optimisation of PNG and JPEG images.

Optimisation makes files smaller (in terms of disk space) by finding optimal compression parameters and by removing unneccessary information, like file comments, EXIF tags and color profiles.

What's New

Version 1.6.1a1:

Note: Now requires OS X 10.8 or later.

  • Unified speed setting that controls all tools' compression/time trade-off
  • Romanian localization
  • Simplified Chinese localization
  • Japanese localization updated


  • OS X 10.8 or later
  • Full functionality only available on OS X 10.10 or later

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5 35


Current Version (1.x)


Downloads 43,922
Version Downloads 2,180
License Free
Date 20 Aug 2015
Platform Intel 64 / OS X
Price Free
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