Comparing FormKeep to Form.io

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

FormKeep

The only all-in-one form backend

Partial free

Overview

Trusted by Duke's Education; Harry's; The Economist; Condé Nast; Kickstarter; Shopify; Logitech

+ Pros

  • Visual form builder
  • Google Sheets integration
  • spam filtering
  • file attachments
  • webhooks
  • autoresponder
  • team roles

− Cons

  • Limited free tier
  • pricing higher than competitors
  • form builder may be overkill for simple needs

Visit FormKeep →

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 →