# SQL Primer vs Learn DBMS

The clearest difference is in-app purchases: SQL Primer at none against Learn DBMS's 1. SQL Primer also leads on iOS requirement (13.4 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Learn DBMS sells 1 one-off in-app purchase. SQL Primer asks for nothing beyond the download.

SQL Primer ships an update every 27 months, Learn DBMS every 16 months. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | SQL Primer | Learn DBMS |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 16 months** |
| Monetization | Free | — |
| Size | 32 MB | 28 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dr. Ralph Heider](https://appshunter.io/developer/374204158) | [Ghumman Tech LLC](https://appshunter.io/developer/1671347750) |

## 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


### Learn DBMS

[App page](https://appshunter.io/ios/app/learn-dbms/id6446442808)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |


## Frequently asked questions

### Is SQL Primer free?

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

### Is Learn DBMS free?

Learn DBMS is free to download, with in-app purchases available.

### Do SQL Primer or Learn DBMS have ads?

Neither SQL Primer nor Learn DBMS shows ads.

### Which is updated more often, SQL Primer or Learn DBMS?

SQL Primer ships an update every 27 months, and Learn DBMS every 16 months. Most recently, SQL Primer was updated on September 15, 2026 and Learn DBMS on September 8, 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.*