AI-Powered
API-Focused
eSignatures.io focuses on API-first e-signatures for developers. Zignature provides both a powerful UI and API with AI automation and CRM integration that eSignatures.io lacks.
See how Zignature stacks up against eSignatures.io on the features that matter.
| Feature | ![]() |
eSignatures.io |
|---|---|---|
| Target Market | ||
| Best For | Full-featured teams | Developer API needs |
| Self-Serve Signup | ||
| Core Features | ||
| Full Web UI | Minimal | |
| Template Builder | API only | |
| Bulk Send | Via API | |
| Team Management | Limited | |
| AI & Automation | ||
| AI Field Mapping | ||
| CRM Automation Rules | ||
| Chrome Extension | ||
| Integrations | ||
| CRM Integrations | ||
| REST API | ||
| Webhooks | ||
| Security | ||
| Identity Verification | ||
| HIPAA Compliance | ||
| White-Label | Limited | |
| Pricing | ||
| Starting Price | Free | $20/mo |
| Contract Required | No | No |
AI-powered signing with enterprise security
eSignatures.io is primarily an API tool. Zignature gives you a full UI with template builder, team management, CRM integrations, AND a powerful API - the complete package.
Autonomous field mapping, CRM automation rules, and smart notifications that eSignatures.io simply doesn't offer. Our AI transforms manual processes into automated workflows.
Identity verification, HIPAA compliance, 21 CFR Part 11, and white-labeling come standard. eSignatures.io focuses on basic signing without enterprise security features.
Zignature offers AI-powered field mapping, a Chrome extension for in-CRM signing, CRM automation rules, and identity verification - features that eSignatures.io doesn't provide. Plus, Zignature starts free with no credit card required.
Yes! Zignature makes migration easy. You can import your templates and start sending documents immediately. Our self-serve platform means you can be up and running in under 2 minutes.
Absolutely. Zignature is compliant with the ESIGN Act, UETA, and eIDAS regulations. Every signature includes a complete audit trail with timestamps, IP addresses, and authentication records that hold up in court.
Zignature natively integrates with Salesforce, HubSpot, Zoho CRM, and Pipedrive. Our Chrome extension enables in-CRM document sending, status tracking, and AI-powered field mapping directly within your CRM interface.
Join thousands of teams who chose AI-powered signing with Zignature. Start free, no credit card required.