ImageOptim
Optimise image files using a simple macOS drag-and-drop app.
What’s included for free?
Free open-source Mac application. The ImageOptim web service is a separate product.
Where it runs: Local install
Provider information ↗Checked 2026-10-08
Before you use it
GPL-2.0 application; bundled optimisers retain their respective terms.
Provider terms can change. Check current pricing and usage rights before starting a project.