DocSpring vs DocuSign

PDF generation and the eSignature API

DocuSign's eSignature API manages documents, recipients, and signing events within envelopes. It is the right tool when the signing process is the main requirement or your organization already uses DocuSign. DocSpring fills existing PDFs, generates HTML documents, and collects signatures through Data Requests.

This page compares DocSpring with the eSignature API, not every product in DocuSign's agreement platform. DocuSign's document generation and web forms are separate add-ons. For many applications the useful comparison is whether to use DocSpring for filling and DocuSign for signing, rather than replacing one with the other.

Feature comparison

Follow the feature links for details in DocSpring's documentation. Sources for each DocuSign cell are listed at the end of the page.

Scroll the table sideways to see both products.

A dedicated integration is different from connecting an API through a generic HTTP action. Plan requirements and product boundaries are noted in the cells.

Fill an agreement, then collect two signatures

Suppose a customer and an account manager must sign the same application. Track the document-generation step separately from the two people completing their fields.

Generate the application with DocSpring

This request demonstrates filling the PDF before a signing step. To sign in DocSpring, add Data Requests. To sign in DocuSign, pass the generated PDF into an envelope and configure its recipients and tabs.

curl --fail-with-body \
  "https://sync.api.docspring.com/api/v1/templates/${DOCSPRING_TEMPLATE_ID}/submissions" \
  --user "${DOCSPRING_TEST_TOKEN_ID}:${DOCSPRING_TEST_TOKEN_SECRET}" \
  --header 'Content-Type: application/json' \
  --data '{
    "test": true,
    "data": {
      "customer_name": "Mira Patel",
      "customer_email": "[email protected]"
    }
  }'

Set the environment variables to your template ID and test API credentials. Accounts in our EU region send requests to sync.api-eu.docspring.com instead. The response includes a download URL for a watermarked PDF. See the request and response guide.

Test a declined signature, a corrected email address, and a signer who returns later. A working PDF-generation request is only the first part of a reliable signing integration.

Envelopes against PDFs

For 500 agreements a month, DocuSign needs at least the $300 Intermediate plan, billed annually, plus overage for 400 envelopes at an unpublished rate, and embedded signing needs the sales-quoted Enhanced plan. DocSpring's 1,000-PDF plan covers generating and signing the same 500 agreements, with two PDFs each, for a published price, with your application sending the signing emails. If you keep DocuSign for signing and use DocSpring for generation, budget for both.

Replacing or keeping DocuSign in your workflow

Start by listing the signing capabilities your application uses: recipient roles, delivery, authentication, reminders, audit records, and any organizational approval requirements. Test those requirements before treating a change of signing service as an API endpoint swap.

To move signing to DocSpring, recreate PDF fields and participant assignments, then implement authentication and notifications in your app. Preserve completed envelopes and Certificates of Completion with their historical records; generating a new PDF does not recreate the original signing evidence.

You can also keep DocuSign for signatures. Generate or fill the PDF in DocSpring, download it, and attach it to the DocuSign envelope. This is useful when document preparation needs change but your approved signing process should stay in place.

Discuss your documents with us.

Questions about DocuSign alternatives

Can DocSpring replace DocuSign for embedded signing?

For many applications, yes. Data Requests support embedded signing with multiple participants and an audit trail, and are included in the per-PDF price. Your app must handle authentication and send notifications, and you lose DocuSign's brand recognition on the envelope. Check any identity verification or organizational requirements before switching.

Can I generate documents in DocSpring and sign them in DocuSign?

Yes. Download the PDF generated by DocSpring and use it as a document in a DocuSign envelope. Map the signing fields in DocuSign and keep the IDs from both systems with your application record.

Does DocuSign have an API that just fills a PDF?

No. The eSignature API creates envelopes; to get a filled PDF you send an envelope and download its documents afterwards, and each envelope counts against your allowance. DocSpring returns the filled PDF from one request.