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.

Features

Everything you need to ship schemas

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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.

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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.

Pricing

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

Pro

For teams and growing projects

$12 / month

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

Upgrade to Pro

Team

For multi-user teams

$50 / month total

Team members 5 members

1000 AI credits / month total 200 AI credits per member

Unlimited workflows
Unlimited nodes per workflow
AI credits scale per member
Priority support

Upgrade to Team