Database Design Tool

Database design, reimagined.

Describe your schema in plain English. ERDAuto generates ER diagrams, converts to relational models, and exports SQL — all in one canvas.

Demo

Your schema, visualized

Auto-generated
ER Diagram showing Owner and Car entities with owns relationship
2 entities · 1 relationship

Everything you need to ship schemas

✦

Natural Language Input

Describe your schema in plain English. Our AI parses entities, attributes, and relationships instantly.

⊞

ER Diagram Generation

Automatically produce clean, normalized ER diagrams from your description — no manual drawing.

⑂

Relational Model Conversion

One-click conversion from ER diagrams to fully normalized relational models with proper keys.

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SQL Export

Export production-ready SQL DDL for PostgreSQL, MySQL, or SQLite with constraints and indexes.

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Workflow Automation

Chain operations together: describe → diagram → normalize → export, all in a single pipeline.

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Multiple Formats

Download as SQL, PNG, PDF, or JSON schema. Share with your team or import into any tool.

Simple, transparent pricing

Basic

Free plan for individuals

$0 forever
  • Unlimited workflows
  • Unlimited nodes per workflow
  • 50 AI credits / month
  • 100 AI credits on signup
  • ER → Relational → SQL export
Get Started
Most Popular

Pro

For teams and growing projects

$9 / month
  • Unlimited workflows
  • Unlimited nodes per workflow
  • 200 AI credits / month
  • 300 AI credits on signup
  • Unlimited collaborators
  • Everything in Basic

Ready to build your schema?

Jump into the workflow and start designing your database in seconds.

Get Started →