E-Sign PDF Documents Online
Upload your PDF, add a signature, and download the signed file in seconds. Free to start.
Drag & drop your PDF here
or click to browse files
How to E-Sign a PDF
Two simple steps to get your PDF signed.
Upload
Drag and drop your PDF or browse to select it.
Sign & Download
Add your signature, place it on the document, and download the signed PDF.
Why Sign PDFs with SpaceSign?
Secure, fast, and fully compliant PDF signing.
Upload Any PDF Instantly
Drag and drop any PDF document to start signing. Supports all standard PDF formats with no file size limits.
Draw, Type or Upload Signatures
Create your signature by drawing, typing your name, or uploading an image. Save it for one-click reuse.
Legally Binding & Tamper-Evident
Every signed PDF includes a tamper-evident seal, timestamp, and comprehensive audit trail. Fully compliant with eIDAS and ESIGN Act.
PDF Signing FAQ
How do I sign a PDF document online?
Upload your PDF, click to add your signature, draw/type/upload it, place it on the document, and download the signed file.
Are e-signed PDFs legally binding?
Yes. E-signed PDFs from SpaceSign are legally binding and compliant with eIDAS (EU), ESIGN Act (US), UETA, and PIPEDA (Canada).
Can multiple people sign the same PDF?
Yes. You can route your PDF to multiple signers in sequence or parallel with signing order and deadlines.
Is it free to sign a PDF?
Yes, you can sign PDF documents for free with no credit card required. Paid plans unlock bulk sending and templates.
Ready to sign your PDF?
Upload any PDF, add your signature, and download in seconds.