Comparison

OpenSign vs SignNow

On the evidence we track, SignNow leads this comparison with a composite score of 73/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
OpenSign37
SignNow73
Score
Vioscale score
OpenSign37 / 100low · 47%updating
SignNow73 / 100high · 77%updating
Pricing
Free tier
OpenSign
SignNow
Model
OpenSignfreemium
SignNowfreemium
Price level
OpenSignlow
SignNowmid
Starting price
OpenSign
SignNow$30
Transparent
OpenSign
SignNow
Integrations
Count
OpenSign1
SignNow20
Security
Gdpr
OpenSign
SignNow
Hipaa
OpenSign
SignNow
Pci
OpenSign
SignNow
Soc2
OpenSign
SignNow

Capabilities

Feature-by-feature on the axes that matter for esignature. “-” means undocumented, not absent.

Capabilities
Qtsp
OpenSign-
SignNow-
Esign ueta
OpenSign-
SignNow
Cfr part11
OpenSign-
SignNow
Audit trail
OpenSign-
SignNow
In person signing
OpenSign-
SignNow-
Embedded API
OpenSign-
SignNow
Bulk send templates
OpenSign-
SignNow
SOC2
OpenSign-
SignNow
HIPAA available
OpenSign-
SignNow
Ron
OpenSign-
SignNow-

What each one is

The product in its own terms, so the numbers below have context.

OpenSign

An open-source solution that enables secure signing, storage, and management of digital documents, offering a no-cost alternative to commercial e-signature services.

Independently observed

SignNow

Leader

A cloud-based document signing solution that lets organizations create, send, manage, and track electronically signed documents. Includes built-in payment processing, team collaboration features, and enterprise-grade security compliance.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

OpenSign

HybridFree tier

Free tier with unlimited signatures. Professional paid plans available (pricing not publicly listed).

  • FreeFree
    • Unlimited e-signatures
    • Invite and collaborate
    • Completion certificates with access logs
    • Secure document storage
    • Multi-signer support
    • +3 more
  • Professional-
    • Advanced features
as of verify ↗

SignNow

Leader
from $30/moSubscriptionFree tier

Per-user pricing from $8/month; Enterprise plan from $30/month. Free tier and free trial with 250 signature invites available.

  • Enterprise$30/month
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
OpenSign
SignNow
iOS
OpenSign
SignNow
Android
OpenSign
SignNow
Deployment
Cloud / SaaS
OpenSign
SignNow
Self-hosted
OpenSign
SignNow

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

OpenSign

1 total
  • Zapier
Independently observed

SignNow

Leader
6 total
  • Claude
  • ChatGPT
  • Office 365
  • n8n
  • VS Code
  • Cursor
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.

OpenSign vs SignNow: an evidence-based comparison · Vioscale