eSign PDFs securely

Add a legally compliant digital signature to a PDF, in seconds. Drop your PDF file below, invite signers, add a due date, assign eSignatures and track the progress. Easily eSign PDF files securely online for free.
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or drop your first file here

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How to eSign a PDF

Follow these simple steps to eSign your PDFs.

  • 1

    Upload

    Drop a PDF file into the dropzone above or click the 'Upload' button.

    Upload
  • 2

    Invite to sign

    Sign-in, select who needs to eSign the document then add signers & viewers.

    Invite to sign
  • 3

    Add due date

    Add a due date for the completion of the document.

    Add due date
  • 4

    Prepare

    Assign text, date and signature fields to multiple signers.

    Prepare
  • 5

    Review

    A summary of your PDF will be generated for you in seconds.

    Review
  • 6

    All done!

    The doc has now been sent for signing, view your dashboard to stay updated.

    All done!

Client-facing eSignature workflows

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Capture signatures 
in seconds

Easy signatures mean easy deals. With no sign up required to eSign, deals can be done in seconds with no annoying barriers. Cut above the rest with professional customer-facing eSigning, and give your customers an experience they’ll love.

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Track contracts from sent to signed

Don’t let anything slip. Lumin Sign’s eSign dashboard helps you track multiple deals from start to finish with full visibility. Set automatic notifications and reminders to stay in control and prompt clients before deadlines are reached.

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Safeguard your business

Reduce risk with legally binding signatures and enterprise-level security. We work hard to deliver industry accepted certifications and meet current industry compliance standards and regulations.

One platform for all your PDF tools

Bring work to life with our comprehensive suite of PDF editing tools. Share, edit and comment on documents in the cloud.

Edit PDF text

Edit PDF text

Edit PDF text directly without converting your document

eSign a PDF

eSign a PDF

Create a unique eSignature for quick signing

Fillable forms

Fillable forms

Build fillable forms to make paperwork easy

Merge PDF files

Merge PDF files

Combine multiple documents to create a single PDF

Collaborate live

Collaborate live

Share feedback, action items and edit documents in real-time

Mark-up PDFs

Mark-up PDFs

Draw, add shapes, text, highlights, images and more

Convert to PDF

Convert to PDF

Convert your Word, Excel, JPG or PPT files into PDFs

Unlock a PDF

Unlock a PDF

Gain access to password protected files in just a few clicks

Split PDF files

Split PDF files

Split and extract information into multiple PDF files

PDF Reader

PDF Reader

Open PDF documents on your browser, desktop, mobile or tablet

Search scanned text

Search scanned text

Make scanned text readable and searchable with OCR

Google Workspace

Google Workspace

Lumin integrates with Google: use it from Drive, Classroom and Gmail

Template discovery

Template discovery

Find, fill and sign 5,000+ free online forms and templates

Template Discovery

Go from discovery to done with our library of forms and templates. We’ve got what you need to tackle any task: tax forms, contract templates, health and safety checklists, onboarding forms and much more.

Browse all templates

Join over 100 million customers

More impact, less admin.
eSign PDFs online.

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Frequently asked questions

  • How do I eSign a PDF document?

    Adding your eSign to a PDF is simple:

    1. Upload your PDF document

    2. Invite users to sign

    3. Add a due date

    4. Apply your eSignature

    Your signed document is ready to download instantly.

  • Are eSignatures legally binding?

    Yes! Our eSign platform complies with major electronic signature laws, you can read more about our security & compliance here.

  • Can I eSign PDFs on my iPhone or iPad?

    Yes! Our platform works seamlessly on iOS & android devices using the Lumin Sign app.

  • Can multiple people eSign the same document?

    Yes! Our eSign platform supports multiple signers:

    – Set signing order

    – Add multiple signature fields

    – Track signing progress

    – Send automatic reminders

    – Get notifications when signed

    – View signing status

Discover our products

  • Lumin

    Lumin

    An easy-to-use PDF editor that stands alone or integrates with Google Workspace.


  • Lumin Sign

    Lumin Sign

    A digital signature workflow tool that seals deals with legally-compliant signatures.


  • Lumin Sign API

    Lumin Sign API

    An eSignature API made to be plugged into your platform with minimal effort.

eSign PDFs in seconds

eSign PDFs
in seconds