APIs and Integrations for SignNow eSignature Workflows

Award-winning eSignature solution

What APIs and integrations do

APIs and integrations let software systems connect so documents, data, and approvals move automatically between tools. In signNow, an API exposes functions that developers can use to create, send, track, and store signature workflows from another app, while integrations link signNow with systems like CRM, ERP, cloud storage, and productivity platforms. The result is a connected workflow where users can prepare documents in one system, route them for signature in another, and keep records synchronized without manual reentry or duplicate file handling.

Why APIs and integrations matter

APIs and integrations reduce manual work, speed document turnaround, and help keep records consistent across systems. Under ESIGN and UETA, electronic signatures can be legally effective when consent, attribution, and record retention requirements are met, so connected workflows can support enforceable transactions.

Why teams look for DocuSign alternatives

Common integration pain points

Authentication gaps can break automated signing flows when user identity, consent, or session controls are not mapped correctly.
Field mapping errors can send the wrong data into templates, causing rework, delays, or incorrect contract terms.
Version drift between connected systems can create duplicate records, outdated attachments, or mismatched approval status.
Weak error handling can hide failed webhooks, leaving teams unaware that a document never reached the next step.

Operations teams

Teams that send contracts, forms, and approvals from other systems use connected signing to reduce manual handoffs.

Document workflows

Departments handling leases, patient forms, tax records, or onboarding packets use integrations to keep documents moving and stored correctly.

People who benefit most

A NetSuite operations director at Xerox can route the right signature request from ERP data, then keep document status aligned with finance and fulfillment records. The workflow supports controlled handoff, fewer manual updates, and cleaner reporting across departments using signNow integrations with NetSuite and related business systems.
A COO at a growth-stage services company can standardize customer-facing agreements, internal approvals, and mobile signing across teams. signNow customer stories show that simple interfaces and API access help teams move faster while keeping records organized for sales, operations, and compliance review.

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Scales with your use cases. From SMBs to mid-market, airSlate SignNow delivers results for businesses of all sizes.
Intuitive UI and API. Sign and send documents from your apps in minutes.

System sync

Connect signNow to business systems so document data moves into templates, routing rules, and status updates without repeated manual entry.

API control

Trigger signature requests from your app so users stay in their existing workflow while signNow handles the signing process.

Live tracking

Track document status in real time so teams can see sent, viewed, signed, and completed events from connected systems.

Record sync

Keep records aligned across tools by pushing completed documents and metadata back to the source system automatically.

Template reuse

Use reusable templates and fields to standardize agreements, reduce setup time, and keep document structure consistent.

Bulk routing

Support higher-volume workflows by sending many requests from one process instead of creating each packet by hand.

Integration options for connected workflows

signNow connects with business platforms that already hold customer data, documents, and approvals, so signature steps stay tied to the source record.

How APIs and integrations work

A connected workflow usually moves from source data to document creation, then to signing, and finally back to the system of record.

Map data: The source system sends document data to signNow.
Create packet: signNow creates the signing packet and routing order.
Collect signatures: Signers complete the document from email or app.
Sync results: Completion status returns to the connected system.

Quick setup steps

Use a short setup path to connect systems, verify field mapping, and confirm the first document flow.

Select source:
Choose the system that will send document data.
Map fields:
Match fields to the signNow template.
Configure workflow:
Set routing, reminders, and signer order.
Run a pilot:
Test one document before wider use.

Setting	Recommendation
Authentication method	SSO with MFA
Signature type	SES for standard workflows
Audit trail	Enable full event logging
Document retention	6 years for HIPAA records
Encryption	TLS 1.2/1.3 and AES-256

Platform and system requirements

APIs and integrations work best in modern browsers and supported mobile environments with secure transport and current device software.

Desktop browsers Chrome, Firefox, Safari, and Edge on Windows and macOS.
Mobile devices iOS and Android mobile apps for signing on the go.
Connection security TLS 1.2 or TLS 1.3, plus stable internet access.

For enterprise deployments, managed Windows or macOS devices, current browser versions, and controlled API access help reduce support issues. Teams using HIPAA, FERPA, or other regulated workflows should also confirm access policies, retention rules, and identity controls before rollout.

Security and compliance

Transport security:

Encrypts data in transit with TLS

Data protection:

Encrypts stored data with AES-256

Control assurance:

SOC 2 Type II available

Security management:

ISO 27001 certified

Healthcare workflows:

HIPAA support with BAA

Privacy coverage:

GDPR and eIDAS aligned

ERP operations

A NetSuite operations leader needed signatures tied to ERP records and document formats.

Xerox used signNow with NetSuite integration.
The workflow matched signatures to the right records.

The integration helped keep signature requests aligned with source data, reducing manual routing and improving consistency across document formats and approval steps.

Healthcare forms

A healthcare founder needed secure online forms with responsive support and API flexibility.

Fertility Centers of Illinois relied on signNow.
The API supported their document workflow.

The result was a controlled signing process that fit regulated document handling, with records that could be tracked and reviewed more easily across teams.

Best practices

A careful rollout keeps connected signing predictable, auditable, and easier to maintain across teams and systems.

Set one source of truth

Define the source of truth for every field before you connect systems. Keep customer, contract, and signer data in one master record to avoid duplicate updates and mismatched document versions.

Pilot one workflow

Test the full signing path with one document type first. Verify field mapping, routing order, reminders, and completion callbacks before expanding to other templates or departments.

Restrict access tightly

Limit API access to the smallest set of users and services needed. Pair service credentials with SSO, MFA, and role-based permissions to reduce exposure if a token is compromised.

Check records regularly

Review logs, timestamps, and completion events after each rollout. Confirm that the audit trail, retention policy, and export process meet ESIGN, UETA, HIPAA, or FERPA requirements.

FAQ and troubleshooting

These answers cover plan limits, audit evidence, HIPAA retention, integration errors, and regulated workflow requirements.

signNow Business includes legally binding eSignatures, audit trails, templates, and mobile apps. If your workflow needs bulk send or advanced signer controls, Business Premium or Enterprise adds more options. ESIGN and UETA still govern enforceability when consent and attribution are captured.

A missing audit trail usually means the workflow was not completed inside signNow or the export was not enabled. signNow records timestamps, signer actions, and document history, which supports ESIGN, UETA, and HIPAA evidence needs when the record is retained correctly.

For HIPAA workflows, signNow can support protected health information handling, but a BAA is required. HIPAA retention for signed documents containing PHI is 6 years from the date of creation or last effective date, whichever is later, under 45 CFR 164.530(j)(2).

If a connected system sends the wrong data, check template field mapping, signer order, and webhook handling. signNow integrations with systems like Salesforce, NetSuite, Microsoft Dynamics 365, Google Workspace, and Box depend on accurate source data and correct document templates.

For U.S. enforceability, ESIGN and UETA require consent, attribution, and a record that can be retained and reproduced. signNow supports audit trails and completion records, but the business must keep the final document and related evidence in its retention system.

If you need 21 CFR Part 11 support, use unique user IDs, two-factor authentication, secure audit trails, and documented validation. signNow can support regulated workflows, but the process must be configured to preserve time-stamped history and access controls.

signNow	DocuSign	Adobe Sign	PandaDoc
ESIGN and UETA	Yes	Yes	Yes
API access	API and integrations	API access	API access
Audit trail	Yes	Yes	Yes
Envelope cap	No cap	100/year	Not verified

Day 1:

Set up the account, templates, and API access.

Day 2:

Send the first test document and verify events.

Week 1:

Onboard the full team and confirm routing rules.

7-day trial:

signNow includes a 7-day free trial.

HIPAA retention:

Keep signed PHI records for 6 years.

UETA evidence:

Retain the final record and audit trail.

Part 11 review:

Validate access controls and time-stamped logs.

Ongoing:

Review integrations after template or system changes.

Risks of poor implementation

Missing consent

Unenforceable signature record

Weak audit trail

Broken evidence chain

No BAA

HIPAA noncompliance

Poor validation

Rejected records

Signer authentication:

Verifies the signer through login, MFA, or other configured controls.

Timestamp capture:

Records UTC timestamps for each action in the signing flow.

Document hashing:

Calculates a hash to detect later document changes.

Tamper-evident sealing:

Applies a tamper-evident seal after completion.

Audit record:

Stores the event history with signer and device details.

Retrieval and export:

Exports the audit trail for review or retention.

	signNow	DocuSign	Adobe Sign	PandaDoc	HelloSign
Starting price	$8/user/mo	$15/user/mo	$14/user/mo	$19/user/mo	$15/user/mo
Free trial	7-day trial	Not verified	Not verified	Not verified	Not verified
Bulk send	Business Premium	Yes	Yes	Yes	Yes
Audit trail	Included	Included	Included	Included	Included
HIPAA compliance	BAA required	Available	Available	Not verified	Not verified

28M+Documents signed

13+Years in business

4.6/5Average G2 rating