# SQL vs Entity Relationship Concepts

The clearest difference is ads: Entity Relationship Concepts at none against SQL's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SQL | Entity Relationship Concepts |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Monetization | Ad-supported | — |
| Size | 36 MB | 38 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### SQL

[App page](https://appshunter.io/ios/app/sql-er-diagram/id1625280998)

Design, draw, and share entity relationship diagrams. Generate SQL scripts from your diagrams and learn SQL concepts through a dedicated study section. Automatically saves your work locally.

**Highlights:** Design ER diagrams, Generate SQL scripts, Share diagrams and scripts, Customizable canvas size, Automatic local saving, SQL study page, SQL syntax learning page

**Features:** macOS Compatibility

**In-app purchases:** none


### Entity Relationship Concepts

[App page](https://appshunter.io/ios/app/entity-relationship-concepts/id6773765964)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SQL free?

SQL is free to download, with no in-app purchases.

### Is Entity Relationship Concepts free?

Entity Relationship Concepts is free to download, with no in-app purchases.

### Do SQL or Entity Relationship Concepts have ads?

SQL shows ads; Entity Relationship Concepts does not.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*