Studio
Professional batch image processing for film negatives, slides, and scanned images.
Process hundreds of images with powerful color correction, cropping, and export tools.
Getting Started
1. Add Images - Drag and drop files onto the window, or press Cmd O
2. Select Images - Click thumbnails on the left. Hold Cmd to multi-select, or CmdA for all
3. Edit - Use the panels on the right, or keyboard shortcuts below
4. Export - Press CmdE to export processed images
Tip: All edits apply to selected images. Select multiple to batch process!
Film Negative Processing
S Toggle Negative mode - inverts and color-corrects film negatives
D Smart Tone - auto-adjusts levels for optimal contrast
A Auto White Balance - detects and corrects color cast
` Cycle white balance methods (None / Gray World / White Patch)
- / = Decrease / Increase exposure
Workflow: For negatives, typically press S then A
Cropping
Z Auto-detect crop - finds the slide/image edges automatically
X Disable crop
Cmd + drag Draw a manual crop rectangle
CmdC Copy crop rectangle
C Paste crop to selected images (Hold to position first)
Tip: Drag the corner handles to fine-tune crop. Hold Shift while drawing to snap to common aspect ratios.
Transform
Q / W Rotate counter-clockwise / clockwise (90 degrees)
E Mirror horizontally
Additional Tools
F Convert to Black & White
G Dust Removal - automatically removes dust and scratches
U White Balance Eyedropper - click a neutral gray area
Navigation & Preview
Left (R.Click) / Right (Shift+R.Click) Previous / Next image
Space Toggle preview mode (Work / Final)
Y (hold) Show original image (before color adjustments)
Home / End Jump to first / last image
File Management
CmdO Add images
CmdE Export processed images
CmdA Select all images
CmdR Reset selected images to original
CmdDelete Remove selected images from workspace
CmdZ / CmdShiftZ Undo / Redo
Cmd, Open Preferences
Advanced Features
Hot Folder
- Enable in the toolbar to watch a folder for new images
- New files are automatically loaded into your workspace
- Great for continuous scanning workflows
Auto-Process
- Automatically applies your chosen adjustments to new images
- Configure which operations: negative, crop, white balance, etc.
- Perfect for processing batches of similar images
Thumbnail Indicators
- Orange border = Cropped
- Purple tint = Negative mode
- Gray tint = Black & White
- White dot = Smart Tone applied
- Green dot = Dust Removal applied
Export Options
- Output Location: Same folder (in "processed" subfolder) or custom directory
- File Naming: Keep original names or sequential with date prefix
- Size: Original, Small (800px), Medium (1600px), or Large (2400px)
- DPI: 72, 300, 2400, or 4400 for print quality metadata
- Quality: Configurable JPEG quality in Preferences
Need Help? Press Cmd, for Preferences, or visit the Help menu for documentation and support.