# SQL Primer vs SQL Programming Guide

The clearest difference is update cadence: SQL Programming Guide at every 2 months against SQL Primer's every 27 months. SQL Primer's advantage is iOS requirement (13.4 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

SQL Primer ships an update every 27 months, SQL Programming Guide every 2 months. The most recent releases landed on September 15, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | SQL Primer | SQL Programming Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (20 ratings)](https://appshunter.io/ios/app/sql-primer/id374204155/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 79.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 32 MB | 12 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Dr. Ralph Heider](https://appshunter.io/developer/374204158) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### SQL Primer

[App page](https://appshunter.io/ios/app/sql-primer/id374204155)

Learn about relational algebra and SQL query language through sample queries, results, and descriptions. This app is suitable for beginners exploring databases or experienced users transitioning to SQL92.

**Highlights:** SQL92 and SQL86/89 sample queries, Query results display, Query descriptions, SQL test script display, Introduction to database concepts

**Features:** macOS Compatibility

**In-app purchases:** none


### SQL Programming Guide

[App page](https://appshunter.io/ios/app/sql-programming-guide/id6739251169)

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

**In-app purchases:** none


## Frequently asked questions

### Is SQL Primer free?

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

### Is SQL Programming Guide free?

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

### Do SQL Primer or SQL Programming Guide have ads?

Neither SQL Primer nor SQL Programming Guide shows ads.

### Which is updated more often, SQL Primer or SQL Programming Guide?

SQL Primer ships an update every 27 months, and SQL Programming Guide every 2 months. Most recently, SQL Primer was updated on September 15, 2026 and SQL Programming Guide on September 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.*