# Nexus ACE Explorer vs SQL

The clearest difference is price: Nexus ACE Explorer at Free against SQL's $5.99. Nexus ACE Explorer also leads on iOS requirement (12.0 vs 15.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

Nexus ACE Explorer is free to download; SQL costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Nexus ACE Explorer ships an update every 2 months, SQL every 5 weeks. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Nexus ACE Explorer | SQL |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/sql-er-diagram-pro/id1625278308/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | — | Paid |
| Size | 271 MB | 31 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NEUROSCAPE ALLIANCE](https://appshunter.io/developer/1459562932) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Nexus ACE Explorer

[App page](https://appshunter.io/ios/app/nexus-ace-explorer/id1535644559)

**Features:** macOS Compatibility

**In-app purchases:** none


### SQL

[App page](https://appshunter.io/ios/app/sql-er-diagram-pro/id1625278308)

Design, draw, and share entity relationship diagrams with this app. Generate SQL scripts from your diagrams and access study pages for SQL topics and syntax. Perfect for learning SQL graphically and textually.

**Highlights:** Design and draw ER diagrams, Generate SQL scripts from diagrams, Customizable canvas size, Automatic local saving, Study pages for SQL topics, Learn SQL syntax pages

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

**In-app purchases:** none


## Frequently asked questions

### Is Nexus ACE Explorer free?

Nexus ACE Explorer is free to download, with no in-app purchases.

### Is SQL free?

SQL costs $5.99, with no in-app purchases.

### Do Nexus ACE Explorer or SQL have ads?

Neither Nexus ACE Explorer nor SQL shows ads.

### Which is updated more often, Nexus ACE Explorer or SQL?

Nexus ACE Explorer ships an update every 2 months, and SQL every 5 weeks. Most recently, Nexus ACE Explorer was updated on October 15, 2026 and SQL on October 24, 2026.

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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.*