# Curso Java POO vs Learning SQL

The clearest difference is price: Learning SQL at Free against Curso Java POO's $0.99. Learning SQL also leads on update cadence (every 10 days vs every 6 months). Curso Java POO's advantage is in-app purchases (none vs 4). On ads, device support and iOS requirement there is nothing between them.

Learning SQL is free to download; Curso Java POO costs $0.99 up front. Learning SQL sells 4 one-off in-app purchases. Curso Java POO asks for nothing beyond the download.

Curso Java POO ships an update every 6 months, Learning SQL every 10 days. The most recent releases landed on March 3, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Curso Java POO | Learning SQL |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.9 (7 ratings)](https://appshunter.io/ios/app/learning-sql/id6744893043/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 20 MB | 171 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aecio Teixeira](https://appshunter.io/developer/898658347) | [Airton Siqueira de Freitas](https://appshunter.io/developer/1809776051) |

## What reviewers say

### Curso Java POO

[App page](https://appshunter.io/ios/app/curso-java-poo/id1072239451)

**Features:** macOS Compatibility

**In-app purchases:** none


### Learning SQL

[App page](https://appshunter.io/ios/app/learning-sql/id6744893043)

Master SQL and databases with a comprehensive course featuring interactive lessons, challenging tests, and practical exercises. Progress from fundamental concepts to advanced topics at your own pace.

**Highlights:** SQL fundamentals (SELECT, INSERT, UPDATE, DELETE), Filtering and grouping (WHERE, GROUP BY, HAVING, ORDER BY), Table relationships (JOINs), Advanced SQL topics (Views, Stored Procedures, Triggers, Indexes), Hands-on exercises, Interactive tests

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CERTIFICATE OF COMPLETION | $2.99 | one-time |
| SQL Full access with discount | $3.99 | one-time |
| Premium access | $4.99 | one-time |
| FULL PASS | $17.99 | one-time |


## Frequently asked questions

### Is Curso Java POO free?

Curso Java POO costs $0.99, with no in-app purchases.

### Is Learning SQL free?

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

### Do Curso Java POO or Learning SQL have ads?

Neither Curso Java POO nor Learning SQL shows ads.

### Which is updated more often, Curso Java POO or Learning SQL?

Curso Java POO ships an update every 6 months, and Learning SQL every 10 days. Most recently, Curso Java POO was updated on March 3, 2026 and Learning SQL on September 16, 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.*