# SQL Primer vs Database Management System MCS

The clearest difference is rating: Database Management System MCS at 5.0 against SQL Primer's 3.2. Database Management System MCS also leads on update cadence (every 3 weeks vs every 27 months). SQL Primer's advantage is in-app purchases (none vs 7) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Database Management System MCS sells 7 in-app purchases, starting at $4.99 per month. SQL Primer asks for nothing beyond the download.

Database Management System MCS holds the better App Store score, 5.0 against 3.2. That said, the two scores are not equally well evidenced: SQL Primer has 20 ratings behind it against 2, so its average is the more settled of the two.

SQL Primer ships an update every 27 months, Database Management System MCS every 3 weeks. The most recent releases landed on September 15, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | SQL Primer | Database Management System MCS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (20 ratings)](https://appshunter.io/ios/app/sql-primer/id374204155/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/database-management-system-mcs/id1581425389/reviews)** |
| Number of ratings | **20** | 2 |
| Positive reviews | 79.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 68 MB |
| Requires iOS | 13.4 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dr. Ralph Heider](https://appshunter.io/developer/374204158) | [Arshad Iqbal](https://appshunter.io/developer/1547001151) |

## 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


### Database Management System MCS

[App page](https://appshunter.io/ios/app/database-management-system-mcs/id1581425389)

Practice over 2200 database management system multiple-choice questions with this comprehensive quiz app. It covers fundamental and advanced computer science topics, offering self-assessment tests and a quick study guide for students and beginners.

**Highlights:** 2200+ DBMS quiz MCQs, Covers 20+ textbook chapters, Self-assessment tests, Answer key provided, Quick study guide, Online degree program support

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Package | $4.99 | per month |
| 3 Months Package | $9.99 | per 3 months |
| 6 Months Package | $14.99 | per 6 months |
| 1 Year Package | $19.99 | per year |
| 1500 Coins | $0.99 | one-time |
| 3500 Coins | $1.99 | one-time |
| 6000 Coins | $2.99 | one-time |


## Frequently asked questions

### Is SQL Primer free?

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

### Is Database Management System MCS free?

Database Management System MCS is free to download, with in-app purchases available.

### Which has better reviews, SQL Primer or Database Management System MCS?

Database Management System MCS is rated higher. SQL Primer averages 3.2 out of 5 from 20 ratings, while Database Management System MCS averages 5.0 from 2 ratings.

### Do SQL Primer or Database Management System MCS have ads?

Database Management System MCS shows ads; SQL Primer does not.

### Which is updated more often, SQL Primer or Database Management System MCS?

SQL Primer ships an update every 27 months, and Database Management System MCS every 3 weeks. Most recently, SQL Primer was updated on September 15, 2026 and Database Management System MCS on September 7, 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.*