🔒 Private by design: your signature is resized in your browser only and never uploaded.

Signature Resizer

Resize a scanned signature to the size your form asks for. White background for JPG, or transparent for PNG.

1. Upload your signature image

2. Choose a size preset

Width (px)

Height (px)

Background

Ink contrast (1 = unchanged, up to 2)

Output format

Tip: sign with a dark pen on plain white paper, in good light.