Comparison

OpenSign vs Zoho Sign

On the evidence we track, Zoho Sign leads this comparison with a composite score of 49/100. 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
Zoho Sign49
Score
Vioscale score
OpenSign37 / 100low · 47%
Zoho Sign49 / 100high · 77%
Pricing
Free tier
OpenSign
Zoho Sign
Model
OpenSignfreemium
Zoho Signfreemium
Price level
OpenSignlow
Zoho Signlow
Transparent
OpenSign
Zoho Sign
Integrations
Count
OpenSign1
Zoho Sign5
Security
Gdpr
OpenSign
Zoho Sign
Iso27001
OpenSign
Zoho Sign
Soc2
OpenSign
Zoho Sign

Capabilities

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

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

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

Zoho Sign

Leader

A cloud-based service for creating and managing electronic signatures on business documents with legal validity in most countries. Supports qualified digital certificates, multi-signer workflows, payment collection, and compliance across borders.

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 ↗

Zoho Sign

Leader
freemiumFree tier14-day trial

Free tier available; paid plans at undisclosed per-user/month rate

  • FreeFree
  • Paid Plans-
as of verify ↗

Platform & deployment

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

Platforms
Web
OpenSign
Zoho Sign
Deployment
Cloud / SaaS
OpenSign
Zoho Sign
Self-hosted
OpenSign
Zoho Sign

Integrations

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

OpenSign

1 total
  • Zapier
Independently observed

Zoho Sign

Leader
5 total
  • REST API
  • Zoho CRM
  • Zoho Creator
  • Zoho Books
  • Zoho Catalyst
Independently observed

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