AV-I06
Signature Cleaner
Turn a photo of a signature on paper into clean ink on a white or transparent background.
● Runs on your device; nothing is uploadedHow to use it
- Drop a photo or scan of a signature onto the upload area.
- Tick Crop out edges first and drag the box round the signature if needed.
- Adjust Threshold (or Auto threshold), Contrast and speck removal.
- Choose Ink colour and Background, and whether to Crop to the ink.
- Pick PNG or JPG and press Download.
Limits
- Input formats
- JPG, PNG, WebP, GIF, BMP, AVIF, TIFF; HEIC only where the browser decodes it
- File size
- 25 MB
- Image size
- 50 megapixels
Features
- Automatic threshold, or set it by hand
- Evens out shadows and removes small specks
- Black, blue or original ink colour
- Transparent or white background
- Crops to the ink with adjustable padding
- Optional edge smoothing
For AI agents: avtools_signature_cleaner
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