LAB*
RAW Photo Editor & Darkroom
Free
# LAB* — App Store Listing
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## App Name
LAB*
RAW Photo Editor & Darkroom
LAB* is a professional RAW photo editor for iPhone, iPad, and Apple Silicon Mac — built for photographers who care about quality, privacy, and speed, without subscriptions or paywalls.
Edit RAW, ProRAW, and standard photos directly from your camera roll, SD card, USB drive, or cloud storage. Every edit happens entirely on your device. Nothing is ever uploaded, tracked, or shared.
**RUNS ON ALL YOUR APPLE DEVICES**
• iPhone — edit on the go
• iPad — full-screen editing with touch precision
• Mac with M1, M2, M3, or M4 chip — same app, same power, on your desktop
**POWERFUL EDITING TOOLS**
• Exposure, Brightness, Contrast, Clarity
• Highlights & Shadows with split toning — push warm or cool color into your tones independently
• Whites, Blacks, Saturation, Vibrance, Warmth, Tint
• Bloom, Halation, Fade, Grain, Vignette, Sharpness, Noise Reduction
• Master tone curve + per-channel RGB curves
• HSL color grading — adjust Hue, Saturation, and Luminance for 8 individual color ranges (Red, Orange, Yellow, Green, Cyan, Blue, Purple, Magenta)
**MASKING & LOCAL ADJUSTMENTS**
• Radial masks — circular spotlight adjustments
• Linear masks — graduated filter for skies and horizons
• Luminance masks — target shadows, midtones, or highlights
• Color masks — select and adjust specific colors
• Subject & Background masks — AI-powered person detection
• Depth masks — near/far selection using Portrait mode depth data
• Stack multiple masks on one photo
**CROP & GEOMETRY**
• Free-form crop with all 4 corner handles
• Fixed aspect ratios: 1:1, 4:3, 16:9
• Straighten with auto-zoom (no black corners ever)
• Rotate 90° left or right
• Vertical and horizontal keystone correction
**LOOKS & COMMUNITY PRESETS**
• Built-in looks: Vivid, Classic Warm, Cool Blue, B&W, Vintage Fade, Moody
• Save your own custom presets
• Share presets as .labpreset files via AirDrop or iMessage
• Import presets from friends — tap to install instantly
**WORKFLOW**
• Open RAW files directly from SD cards and USB drives — no import needed
• Before/after split view with draggable divider
• Hold to compare original
• Pinch to zoom and pan
• Full undo/redo history
• Batch edit — apply a preset to multiple photos at once
• Export as HEIC or JPEG with quality and resize controls
• Share directly via AirDrop, iMessage, Instagram, and more
**100% PRIVATE**
No account required. No analytics. No ads. No data collected — on any device. Everything stays on your device, always.
Built with love for photographers, by a photographer.
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## Category
Primary: Photo & Video
Secondary: Utilities
## Age Rating
4+
## Pricing
Free
## Privacy Policy URL
https://spurious-delphinium-b23.notion.site/LAB-Privacy-Policy-3be54f36504a8096ba69e56523206c30
## What's New (first release)
Welcome to LAB* — a free, privacy-first RAW photo editor for iPhone, iPad, and Apple Silicon Mac.
Edit RAW files straight from your SD card, use professional tools including masks, curves, and HSL, then share your presets with the community.
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
LAB* 2.0 — our biggest update yet
Edit right inside Photos: open a photo in Photos, tap Edit, then choose LAB*
Share to LAB*: send a photo from the Share sheet straight into the editor
Your presets now sync between your devices with iCloud
Color grading wheels (shadows, midtones, highlights) and HSL curves
New Sky mask, plus Duplicate Mask
Texture slider for fine detail
Auto white balance and a neutral eyedropper
Copy and paste edits; flag, reject and multi-select in the library
Frames and borders on export, and control over metadata (remove location, keep all, change date)
Many fixes and improvements
The developer, Schilliro Massimiliano, 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
- Provider
- Schilliro Massimiliano
- Size
- 3.6 MB
- Category
- Photo & Video
- Compatibility
Requires iOS 26.5 or later.
- iPhone
Requires iOS 26.5 or later. - iPad
Requires iPadOS 26.5 or later. - Mac
Requires macOS 26.5 or later.
- iPhone
- Languages
English and 6 more
- English, French, German, Italian, Japanese, Portuguese, Spanish
- Age Rating
4+
- 4+
- Copyright
- © 2026 Keigo Moriyama