# ER Diagram AI — AI makes ER diagrams easy

> AI-powered tool for effortless database schema design and visualization. (iPhone/iPad app by YUKI TANAIKE.)

- Source: https://appshunter.io/ios/app/er-diagram-ai/id6711352942 (this page in markdown: same URL + `.md`)
- Developer: [YUKI TANAIKE](https://appshunter.io/developer/478558546)
- Category: Developer Tools, Business
- Price: Free with in-app purchases (on sale, was $4.99)
- Rating: 1.00/5 from 1 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.6 · 70 MB
- Languages: Russian, Bangla, Bulgarian, Gujarati, Hindi, Kazakh, Odia, Slovenian, Urdu, Vietnamese and 37 more
- Released: 2024-10-17
- Data updated: 2026-09-01
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/er-diagram-ai/id6711352942/reviews.md

## What is ER Diagram AI?

Database design is crucial for developing apps and web services. 
However, designing and visualizing a schema can be time-consuming and complex. With this app, developers can design DB schemas effortlessly. 
Even with a rough outline, the app can automatically build the schema, and more detailed adjustments can also be made as needed.

It is used in various situations such as:
- New app development: Creating database schemas for new projects.
- Reviewing existing database structures: Visualizing and improving existing DB designs.
- Team collaboration: Sharing database designs among team members for efficient collaboration.
- Client presentations: Proposing and explaining database designs to clients visually.
- Learning: Helping new engineers get familiar with database design.
- Quick prototyping: Quickly creating schemas for short-term projects.
	
Please try it out whenever you need to design a database schema.

[Features]
- Intuitive operability
  Ease of use is the most important factor. It runs smoothly, and you can intuitively edit your maps.

- Automatic SQL Conversion
Automatically convert ER diagrams into SQL code. Supported databases include MySQL, PostgreSQL, Oracle, and SQLite.

- Ready to use
  You can use it immediately without registering an account.

- Multi-device support
  It supports cloud storage integration, allowing seamless editing across multiple devices.

- Export and Share
  You can export and share your ER Diagram, and even edit them on a PC.

- Import
  Exported files can be imported and edited.

- Text-based editing
  Edit your ER Diagram directly using Mermaid notation.

- Dark theme support
  Since it supports a dark theme, it is also ideal for use at night.

## Key features

- AI-assisted schema generation
- Automatic SQL conversion
- Intuitive editing
- Multi-device support via Google Drive
- Export and share diagrams
- Text-based editing with Mermaid notation
- Dark theme support

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Simple ER Pro Version (Monthly) | $4.99 | per month |
| Simple ER Pro Version (Annual) | $44.99 | per year |


## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/er-diagram-ai/id6711352942/reviews.md

### 5/5 — Excellent

*2026-04-23*

Très bonne application et Simple d’utilisation.

### 1/5 — Doesn't help

*2024-12-21*

Only generates 3 times in 24 hrs .. No indication for the limit either.

**Developer response:** Thank you for your feedback.
We have increased the daily free usage limit from 3 times to 10 times.

## Frequently asked questions about ER Diagram AI

### What is ER Diagram AI?

ER Diagram AI is a developer tool that uses artificial intelligence to help users design and visualize database schemas. It can automatically generate schemas from rough outlines and convert them into SQL code for various database systems.

### How does ER Diagram AI help with database design?

ER Diagram AI simplifies database design by allowing users to create schemas effortlessly. It offers intuitive operability, automatic SQL conversion, and multi-device support, making it useful for new app development, reviewing existing structures, and team collaboration.

### Can ER Diagram AI convert diagrams to SQL?

Yes, ER Diagram AI features automatic SQL conversion. It supports popular databases such as MySQL, PostgreSQL, Oracle, and SQLite, allowing you to generate SQL code directly from your ER diagrams.

### Does ER Diagram AI require an account?

No, ER Diagram AI is ready to use immediately without the need for account registration. This allows for quick access and immediate productivity for users.

### How can I edit ER diagrams in ER Diagram AI?

You can edit ER diagrams intuitively through the app's interface. Additionally, it supports text-based editing using Mermaid notation for direct manipulation of your diagrams.

### What are the subscription options for ER Diagram AI?

ER Diagram AI offers a 'Simple ER Pro Version' with both monthly ($4.99/P1M) and annual ($44.99/P1Y) subscription plans for enhanced features.

### Is ER Diagram AI available on multiple devices?

Yes, ER Diagram AI supports multi-device usage through Google Drive integration. This allows for seamless editing and access to your diagrams across different devices.

### What is the user rating for ER Diagram AI?

ER Diagram AI has a rating of 1.0 stars from 1 rating. This indicates a very limited user base has provided feedback so far.

## Version history (last 5 releases)

### 2.3.0 — 2026-07-13

Added support for asking AI questions using created files as context.

### 2.2.29 — 2026-06-15

Store listings are now available in multiple languages.

### 2.2.27 — 2026-04-14

Fixed bugs.

### 2.2.26 — 2026-04-01

Внесено несколько улучшений UI/UX.

### 2.2.23 — 2026-03-24

Made minor improvements.

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All apps by YUKI TANAIKE: https://appshunter.io/developer/478558546

## Related topics

[database design](https://appshunter.io/ios/topics/database-design)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-01.*