Adobe Acrobat Sign vs OpenSign
On the evidence we track, OpenSign leads this comparison with a composite score of 37/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.
Capabilities
Feature-by-feature on the axes that matter for esignature. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Adobe Acrobat Sign
An electronic signature platform that manages document workflows, tracks approvals, and integrates with business applications and cloud storage services.
OpenSign
LeaderAn open-source solution that enables secure signing, storage, and management of digital documents, offering a no-cost alternative to commercial e-signature services.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
OpenSign
LeaderFree 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
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
Adobe Acrobat Sign
- Microsoft Word
- Microsoft Teams
- Salesforce
- Workday
- Box
- Dropbox
- Google Drive
- Microsoft OneDrive
OpenSign
Leader- Zapier
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.