Free

A free, open-source tool to shrink image sizes without losing quality, with metadata cleanup and drag-and-drop ease.

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Key Features

  • Lossless shrinking
  • Strips metadata
  • Handles many formats
  • Drag and drop
  • Works with macOS
  • Batch optimize

Interface Preview

ImageOptim - Free Image Slimmer for Mac user interface

Got hefty images slowing down your website, clogging your emails, or just taking up too much space? ImageOptim is here to save the day—a free, open-source Mac app that trims image file sizes like a pro without touching their quality. Drop a batch of JPEGs, PNGs, or GIFs onto its window, and watch it zap away unnecessary metadata—like GPS tags or camera details—while squeezing files down with top-notch compression tricks. It’s perfect for web devs racing to boost page speed, designers prepping sleek portfolios, or anyone who wants leaner pics without the hassle. Built with privacy in mind and packed with macOS goodies like Finder integration, ImageOptim is your go-to for fast, clean images that still look sharp. No cost, no catch—just drag, drop, and optimize.

Why You’ll Love It

  • Slim & Sharp: Cuts file sizes without blurring a pixel.
  • Privacy Boost: Wipes out EXIF, GPS, and other hidden data.
  • Format Friendly: Works with JPEG, PNG, GIF, even SVG.
  • Drop It: Drag files in and let it rip—batch-ready.
  • Mac Mate: Hooks into Finder and Mail for seamless use.

What It Offers

  • Compression Power: Uses tools like MozJPEG and Pngcrush for max efficiency.
  • Cleanup Crew: Strips metadata, thumbnails, and profiles—or keeps what you want.
  • Batch Bliss: Optimize tons of images at once with progress tracking.
  • System Smarts: Ties into Finder, Dock, and command line if you’re geeky.
  • Free Forever: Open-source, multi-language, and always improving.

Perfect For

  • Web Devs: Speed up sites with lighter images.
  • Designers: Share portfolios without the bulk.
  • Emailers: Attach pics that won’t choke inboxes.
  • Privacy Nuts: Ditch metadata without a fuss.

Get Started

  1. Download: Grab it free from ImageOptim.
  2. Install: Drag it to Applications and open it up.
  3. Optimize: Drop your images and watch the magic happen.
  4. Enjoy: Use the slimmed-down files anywhere.

System Requirements

  • macOS 10.13 (High Sierra) or higher
  • 4GB RAM minimum
  • Works on Intel and Apple Silicon Macs

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