Photo Upscaler
Private AI Enlarge & Compress
Only for Mac
Free
Mac
Upscale, compress, convert. Photo Upscaler simplifies batch image processing on your Mac, with local AI and control over your original files.
Bigger. Sharper. 100% On Your Mac.
Enhance low-res photos, shrink file sizes, and convert formats without ever compromising your privacy. Photo Upscaler does it all locally.
YOUR MAC, YOUR RULES
Zero cloud uploads. Zero data tracking. Every pixel is processed offline, keeping your sensitive photos and work files completely secure.
STUNNING AI ENLARGEMENT
• Upscale up to 16× with AI models tailored for photos or illustrations.
• Use two-pass processing (4× then 4×) to recover incredible detail.
• Import PNG, JPEG, WebP, HEIC, HEIF, single-page TIFF, or BMP.
SEAMLESS FORMAT CONVERSION
• Switch between all major formats effortlessly.
• Fine-tune quality for JPEG, WebP, and HEIC/HEIF.
• Add solid backgrounds when converting transparent files to JPEG/BMP.
• Strip metadata with one click for safe sharing.
SMARTEST COMPRESSION
• Reduce PNG/TIFF sizes losslessly (zero pixel change).
• Apply custom quality levels to JPEG and WebP.
• Built-in safety: The original file is preserved if compression doesn’t save space.
SAFE & CONTROLLED BATCHING
• Build your queue, remove unwanted items, and process with confidence.
• Memory-aware processing prevents system slowdowns.
• Original files are never overwritten without your explicit approval.
MULTI-LANGUAGE SUPPORT
English, Simplified Chinese, Traditional Chinese, Japanese, and Spanish.
SYSTEM REQUIREMENTS
• Apple Silicon Macs (M1 and later).
• macOS 14.6 or later.
Note: Designed for static, single-page images. Multi-page TIFF, animated images, GIF, and SVG are not currently supported.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
• Added JPEG XL (JXL) support: allows importing, converting, and saving AI upscaled results as JXL; supports both lossless and lossy output.
• Added AVIF support: enables converting, upscaling, and lossy compression.
• Optimized large image processing: checks image dimensions and estimated memory usage before upscaling.
• Batch processing: oversized images can be skipped to continue processing the rest, displaying the count of completed and skipped items.
• Simplified size limit warnings; specific reasons can be viewed in "View Details".
• Large file copying is now executed in the background to reduce interface stuttering.
All image processing is completed locally on your device.
The developer, 志远 于, 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
- 志远 于
- Size
- 167.3 MB
- Category
- Photo & Video
- Compatibility
Requires macOS 14.6 or later.
- Mac
Requires macOS 14.6 or later.
- Mac
- Languages
English and 5 more
- English, German, Japanese, Simplified Chinese, Spanish, Traditional Chinese
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © 2026 Dcocb Inc.