1. Canvas Settings
800px × 600px
(21.16cm × 15.87cm at 96 DPI)
(21.16cm × 15.87cm at 96 DPI)
2. Upload Images
Click to upload or drag & drop
JPG, PNG, GIF (Max 5MB)
No images uploaded
Duplicate Control
Total Copies: 0
Duplicates maintain all properties (size, rotation, border, etc.)
Type any number (0-1000) then press Enter or click Apply. Examples: 0 (hide), 1, 3, 5, 9, 15, 50, 100, 200
Warning: Scale is very small (image may not be visible)
⚠️ Scale is 0% - Image is hidden
Border Settings
Brightness Adjustment
Click and drag on the image to select an area
Apply: Adds/subtracts brightness values directly
Scale: Multiplies/divides brightness values proportionally
Scale: Multiplies/divides brightness values proportionally
Original:
Adjusted:
Error: Brightness adjustment failed. Please try a smaller area or different settings.
Notice: Using fallback method for brightness adjustment. Some features may be limited.
Canvas Preview
Size: 800px × 600px | Drag to move | Drag corners to rotate
Rotation: 0°
How to Use:
- Brightness Adjustment: Click "Adjust Brightness", select area, choose mode (Apply or Scale), adjust slider.
- Apply Brightness: Adds/subtracts brightness values directly. Can cause clipping at extremes.
- Scale Brightness: Multiplies/divides brightness proportionally. Preserves more detail.
- Preview Button: Temporarily shows brightness effect without applying.
- Error Handling: If brightness fails, try smaller area or different mode.
- Custom Scale: Type any number in the scale input field (0, 1, 3, 5, 9, 15, 16, etc.) including 0 to hide image. Decimal values like 1.5, 2.75 are also supported.
- Apply Scale: Click the "Apply" button or press Enter to apply custom scale values
- Clear Scale: Use the × button to clear and reset to 100%, or type 0 to hide image
- Reset Scale: Use the "Reset" button to restore 100% scale
- Quick Scale: Use the quick buttons (0%, 50%, 100%, 150%, 200%) for common scales
- Download Options: Choose between JPG (smaller files) or PNG (higher quality)
- Duplicate Images: Click "Duplicate" to copy selected image. Use "Duplicate 3x/5x" for multiple copies
- Canvas Units: Switch between px, cm, inch, mm for canvas size
- Photo Size: Select an image and click "Set Photo Size" to set exact dimensions
- Aspect Ratio: Lock/unlock aspect ratio when resizing photos
- Drag & Drop: Click and drag images to move them around
- Custom Rotation: Use the rotation slider or input field to set exact angles
- Quick Rotation: Drag the corners of selected image to rotate freely
- Mobile Rotation: Use two fingers to rotate images on touch devices
- Crop: Click "Crop Image", select area, then apply crop
- Borders: Add solid, dashed, dotted, or double borders to images
- Select Image: Click on an image in the list to select it
- Resize: Use the slider or input field to resize the selected image
- Download: Save your final composition in JPG or PNG format