Free Image & Video Compressor for Mac
Compress large batches of images and videos directly on your Mac. Everything runs locally — no cloud uploads, even for large files.
Compress large batches locally
The desktop app is designed for Mac users who need to process large groups of files without the repetitive upload and download cycle of web tools. Drop entire folders of photos, graphics, or videos and let macOS multi-core processing compress them directly on your Mac.
Built for M1, M2, M3 & M4 Macs
No upload queue or network bottlenecks. Everything compresses directly on your Mac's SSD.
Utilizes all Performance and Efficiency cores on Apple Silicon chips for instant batch encoding.
Client images, sensitive assets, and raw 4K videos never leave your local macOS workstation.
FastCompressor vs. ImageOptim
Comparing next-generation local media compression against macOS legacy utilities.
| Capability | ImageOptim (Legacy) | FastCompressor for MacApple Silicon |
|---|---|---|
Supported Formats Modern web, vector & print | JPG, PNG, GIF only | JPGPNGWebPTIFFAVIFGIFVideo |
Video Compression Hardware H.264 & HEVC encoding | No video support | 4K / 1080p MP4, MOV, WebM |
Apple Silicon Optimization ARM64 architecture utilization | Basic port / Rosetta translation | Native NEON SIMD (M1–M4 Multi-Core) |
Folder Watch Automation Background drop directory monitoring | Manual drag only | Auto-compress on drop into watched folder |
Cross-Platform License Multi-device workstation support | macOS only | macOS, Windows, & Linux |
Up and running in minutes
Download & mount
Grab FastCompressor_3.4.0_universal.dmg and double-click to open it.
Drag to Applications
Install in one second, no complex setup.
Compress & save
Smaller files, same visual quality — ready to share or upload.
Built for macOS
100% private & offline
Zero cloud uploads. Your files never leave your Mac.
Apple Silicon native
Lightning fast hardware acceleration on M1, M2, M3, and M4 chips.
Batch entire folders
Drop hundreds of images or videos in one pass.
Notarized by Apple
Signed with Apple Developer ID. Installs safely without Gatekeeper warnings.
Common Questions
Frequently Asked Questions about Mac Compression
Free for up to 20 files per session
Need unlimited batch processing, folder-watch automation, or hardware-accelerated video export? Upgrade once for $19 — no subscription, ever.
See Pro featuresNot on Mac?
Download for another OS
Need help installing? Visit FAQ·Installation docs