How to sign documents on your phone
Short, practical guides: sign a PDF or a photo of a document without a printer or scanner — and know when a signature image is enough.
- How to sign a PDF on iPhoneThe Files app, scanning paper in Notes and a signing app — which one to use for a PDF, a photo or a paper document.
- How to make a transparent signature PNGCapture your signature from paper, remove the white background and get a PNG that sits cleanly on any document.
- What is a digital signature (and how it differs from an electronic one)Electronic vs digital signature: what each one is, when a signature image is enough and when you need a certificate.
Sign documents right on your phone
Signature: sign documents places your signature — drawn with a finger or captured from paper — on a PDF or a photo of a document, on one page or all, and saves it as PDF, JPG or PNG. Free to download; signing documents comes with PRO.