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Signature Extractor

Extract clean transparent handwritten signatures from paper photos and documents.
Local-first

Upload photo or scan of signature on paper

Automatically eliminates paper shadows and creates transparent PNG

How this tool works

What it accepts, how to use it, and where your input is processed.

Remove Paper & Shadows

Removes paper grain, phone camera shadows, and yellowish lighting from photo scans of handwritten signatures, creating clean transparent PNGs.

Official Ink Colors

Convert faint ballpoint or gel pen signatures into crisp black ink or official deep blue (#002B80) ink compliant with bank, PDF contract, and exam portal rules.

Confidential & 100% Client-Side

Your handwritten signature is one of your most sensitive personal credentials. All extraction algorithms run exclusively in your browser memory.

Need an extra feature or found an edge case?Send Feedback

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