Comparing FormBackend to Form.io

Compare FormBackend with Form.io for adding forms to your static site.

FormBackend

Stop building form backends. Start shipping.

Partial free

Overview

6M+ submissions processed; 7,600+ forms created

+ Pros

  • Works with any HTML form
  • email notifications
  • file uploads
  • Zapier integration
  • CSV export
  • conditional emails
  • teams

− Cons

  • Limited free tier
  • email only on free plan
  • no autoresponder on free plan
  • less integrations than competitors

Visit FormBackend →

Form.io

Build Forms; APIs; and Agentic Workflows

Partial free

Overview

Trusted by Accenture; Booz Allen Hamilton; Deloitte; State of Ohio; NHS Scotland; enterprise focus

+ Pros

  • Self-hosted option
  • open source core
  • drag-and-drop form builder
  • JSON-powered
  • enterprise-grade
  • white-labeling
  • multi-tenancy
  • AI Agent Gateway (UAG)

− Cons

  • Complex setup for simple forms
  • enterprise-focused
  • pricing not transparent
  • steep learning curve

Visit Form.io →