# SQL Primer vs SQL Code Play

The clearest difference is in-app purchases: SQL Primer at none against SQL Code Play's 3. SQL Primer also leads on ads (none vs shown) and review sentiment (79% vs 60%). On price, update cadence and device support there is nothing between them.

Both are free to download. SQL Code Play sells 3 in-app purchases, starting at $0.99 per month. SQL Primer asks for nothing beyond the download.

SQL Primer ships an update every 27 months, SQL Code Play every 16 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | SQL Primer | SQL Code Play |
| --- | --- | --- |
| 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** | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Every 16 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 49 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dr. Ralph Heider](https://appshunter.io/developer/374204158) | [Merbin Joe](https://appshunter.io/developer/1281696078) |

## 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 Code Play

[App page](https://appshunter.io/ios/app/sql-code-play-learn-sql/id1330119915)

Learn and practice SQL with a live editor and offline support. This app offers over 70 examples, instant output, and in-depth explanations for beginners and professionals. Prepare for interviews and master SQL concepts on your mobile device.

**Highlights:** Built-in SQL editor with SQLite compiler, 70+ real SQL examples, Instant query output, In-depth explanations, Offline SQL learning, Save and edit custom queries, SQL interview preparation

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Ad-Free | $0.99 | per month |
| Six Month Ad-Free | $2.99 | per 6 months |
| 1 Year No Ads Access | $4.99 | per year |


## Frequently asked questions

### Is SQL Primer free?

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

### Is SQL Code Play free?

SQL Code Play is free to download, with in-app purchases available.

### Do SQL Primer or SQL Code Play have ads?

SQL Code Play shows ads; SQL Primer does not.

### Which is updated more often, SQL Primer or SQL Code Play?

SQL Primer ships an update every 27 months, and SQL Code Play every 16 months. Most recently, SQL Primer was updated on November 1, 2026 and SQL Code Play on November 2, 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.*