Add signature image
Stamp a PNG or JPEG signature on a PDF. Appearance only — not a legal e-signature.
Deleted after the job
PDF and signature image are uploaded over HTTPS, stamped, returned, then deleted. Not a legal e-sign.
Appearance only — not a legal e-signature
We overlay your PNG/JPEG on the page. That looks like a wet-ink scan. It does not bind a certificate, timestamp, or identity check. For contracts that need a qualified e-sign, use a dedicated signing service.
Drop the PDF
PDF only · max 50 MB
How it works
- 1
Add a file
Drop a file on Add signature image. Transfer is HTTPS.
- 2
Run the job
We process it on the server for this session only.
- 3
Download
Save the result. Temporary files are deleted after the job.
About Add signature image
Add signature image overlays a PNG or JPEG. ChargeBite is honest: this is not a legal electronic signature, not Aadhaar eSign, and not a certificate. Source text stays selectable.
What people use it for
- Stamp a scanned signature on a form
- Mark the last page of a letter
- Add a logo-style mark — not a legal e-sign
Privacy: Your PDF and signature image are uploaded over HTTPS, stamped, returned, then deleted. This is not a certificate-based e-sign.
Frequently asked questions
Is Add signature image free?+
Yes. Add signature image on ChargeBite Tools is free to use and does not require an account.
Is Add signature image private?+
Your file is uploaded over HTTPS, processed for that job only, returned to you, then deleted. We do not keep long-term copies.
Is this a legal electronic signature?+
No. This stamps a signature image on the page. It is not a certificate-based or qualified e-sign (not DocuSign, not Aadhaar eSign).
What image should I use?+
A PNG with a transparent background looks best. JPEG and WebP also work.
Does the stamp flatten the PDF?+
No. It is an overlay. Existing text stays selectable.
More answers on the FAQ page and our privacy policy.
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