Online Signature Extractor
Prepare your handwritten signature for a document without manually erasing the paper around it.
Open toolSign in to use the workspace. This guide is available to everyone.
How to use it
- Photograph your signature on plain paper in good lighting.
- Select the photo and adjust the threshold to preserve your pen strokes.
- Review the transparent result and download your signature PNG.
An example
Use dark ink on white paper. Adjust the threshold until the paper disappears while the thin strokes stay visible.
What to know
This creates a signature image, not a cryptographic digital signature or identity verification.