API & SDK
RESTful API and SDKs enable developers to embed signing flows, automate document generation, and trigger events from CRM systems with predictable request and response patterns for integration into IT stacks.
IT decision makers compare signNow and HubSpot to match eSignature needs with CRM workflows, compliance obligations, developer requirements, and total cost of ownership within U.S. regulatory frameworks such as ESIGN and UETA.
RESTful API and SDKs enable developers to embed signing flows, automate document generation, and trigger events from CRM systems with predictable request and response patterns for integration into IT stacks.
Multiple signer authentication methods such as email codes, SMS verification, and knowledge-based checks provide layered identity assurance appropriate for regulated transactions and internal approvals.
Administrative features including BAAs, customizable retention, audit logs, and configurable consent language support adherence to ESIGN, UETA, and HIPAA requirements in U.S. workflows.
Batch sending and templating reduce repetitive tasks for high-volume use cases such as acknowledgements, NDAs, and offer letters, and can integrate with CRM fields for personalization.
Support for SAML-based single sign-on and SCIM provisioning allows centralized identity management, reducing account sprawl and improving access control for distributed IT teams.
Comprehensive, tamper-evident logs capture signer activity, timestamps, IP addresses, and document hashes to support dispute resolution and regulatory audits.
Two-way integration with Google Docs and Drive enables sending documents for signature directly from documents, auto-saving signed copies to Drive, and using template fields mapped to document content for streamlined workflows.
Prebuilt connectors and APIs allow signNow to push signed documents and status updates into CRM records, synchronize contact data, and trigger follow-up workflows inside HubSpot or other CRM platforms.
Native integrations with Dropbox, Box, and OneDrive support automated document backups, synchronized folders for signed assets, and retention policy application for compliance-oriented storage.
A documented REST API plus webhook support lets IT teams build tailored integrations with internal systems, automate document creation, and capture signing events for downstream processing.
| Setting Name | Configuration |
|---|---|
| Default reminder frequency | 48 hours |
| Signing order configuration | Sequential signing |
| Batch sending limit | 200 per batch |
| Authentication fallback | Email code |
| SSO and identity provider | SAML SSO enabled |
A hospital system integrated signNow with its patient records system to collect consent forms electronically
Resulting in faster check-in, lower form errors, and an auditable consent trail for compliance.
An IT managed services firm embedded signNow into their onboarding CRM to execute service agreements quickly
Leading to faster provisioning, clear service acceptance records, and simplified renewal workflows.
| Feature | signNow (Recommended) | HubSpot CRM |
|---|---|---|
| eSignature API | ||
| HIPAA compliance support | BAA available | Limited/Enterprise options |
| Bulk Send | No native | |
| Native CRM integration | Integrates with CRMs | Native CRM platform |
| Plan Detail | signNow (Recommended) | HubSpot CRM | Adobe Sign | DocuSign | PandaDoc |
|---|---|---|---|---|---|
| Starting price (monthly) | from $8/user/month | Free CRM; paid from $50/month | from $9.99/user/month | from $10/user/month | from $19/user/month |
| Free tier availability | Free trial available | Full free CRM | Trial only | Trial only | Free plan available |
| API access availability | Included in paid plans | Paid tiers or addons | Available via developer API | Available via developer API | Available in Business tiers |
| Enterprise features included | SSO, role controls, audit logs | Sales suite, reporting | Workflow automation, SSO | Advanced compliance, SSO | Content analytics, templates |
| HIPAA compliance options | BAA offered for HIPAA | BAA possible for certain contracts | BAA offered | BAA offered | BAA available |
| Typical IT use case fit | APIs and compliance focus | CRM-centric automation | Document-centric enterprises | Large-scale enterprise eSign | Sales proposal workflows |