Mass Image Compressor

Download Mass Image Compressor

  • Compress, Convert, Resize and Watermark single or thousands of images with one click — save disk space and improve your website’s SEO.
  • Just drag & drop images or folders: Mass Image Compressor also processes images in subfolders automatically.
  • Supports JPEG, PNG, HEIC, WEBP, GIF, TIFF, and many others, including raw camera formats like CR2, CR3, NEF, DNG, ARW, RW2, RAF and more.
  • Runs fully offline: Get native performance on macOS and Windows with high-speed, high-quality output.
  • We respect your privacy. No internet, no telemetry, no data collection.
  • A reliable, professional-grade image compressor trusted by the community for over 15 years.

Windows

Paid signed version from Microsoft Store

Free Unsigned version from

Know more about MIC on Windows

Mass Image Compressor for Windows showing live compression Preview View.
Mass Image Compressor 4 Gallery View

You can also get Windows version from Winget.

Mac

From Mac App Store

Mac version is free without any limits for day-to-day compression

Know more about MIC on macOS

Live compression preview in Mass Image Compressor.
Advanced File Selection filter in action in Mass Image Compressor for macOS