Efface - Face Anonymization
Private Face Anonymization
Only for Mac
Free
Mac
Blur, pixelate, or mask faces in photos and videos instantly — 100% offline, powered by your Mac's Neural Engine.
Efface is a fast, private face anonymization tool for macOS.
Drop a photo or video and instantly blur, pixelate, or mask every detected face — all processed locally on your Mac using the Neural Engine. No data ever leaves your device.
Features:
- Gaussian blur, solid fill, and mosaic anonymization styles
- Adjustable detection sensitivity and mask scale
- Multiple mask shapes including face contour
- Video processing with temporal smoothing and audio preservation
- Detection overlays: reticle HUD, key points, and full landmarks
- Supports JPEG, PNG, HEIC, MP4, MOV, and more
All processing happens on-device. No internet connection required.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Reuben Thiessen, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Reuben Thiessen
- Size
- 5.8 MB
- Category
- Photo & Video
- Compatibility
Requires macOS 15.6 or later.
- Mac
Requires macOS 15.6 or later.
- Mac
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Reuben Thiessen