# Query Dojo vs SQLPrep

The clearest difference is update cadence: Query Dojo at every 2 weeks against SQLPrep's every 5 weeks. SQLPrep's advantage is iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Query Dojo sells 2 in-app purchases, starting at $7.95 per month and SQLPrep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Query Dojo ships an update every 2 weeks, SQLPrep every 5 weeks. The most recent releases landed on September 30, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Query Dojo | SQLPrep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/query-dojo-sql-practice/id6757411525/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Freemium | — |
| Size | 9 MB | 27 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rasim Salimov](https://appshunter.io/developer/1824330241) | [CHENG QIAO](https://appshunter.io/developer/6789642556) |

## What reviewers say

### Query Dojo

[App page](https://appshunter.io/ios/app/query-dojo-sql-practice/id6757411525)

Master SQL for tech interviews with hands-on challenges and interactive lessons. Practice real-world queries from top tech companies and track your progress to become job-ready.

**Highlights:** Hands-on SQL challenges, Real interview questions, Interactive lessons, SQL sandbox environment, Progress tracking, Daily streaks and achievements

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SQL Master Monthly Subscription | $7.95 | per month |
| SQL Master Yearly Subscription | $49.95 | per year |


### SQLPrep

[App page](https://appshunter.io/ios/app/sqlprep-learn-sql-and-practice/id6789642554)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Practice Library | $12.99 | one-time |


## Frequently asked questions

### Is Query Dojo free?

Query Dojo is free to download, with in-app purchases available.

### Is SQLPrep free?

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

### Do Query Dojo or SQLPrep have ads?

Neither Query Dojo nor SQLPrep shows ads.

### Which is updated more often, Query Dojo or SQLPrep?

Query Dojo ships an update every 2 weeks, and SQLPrep every 5 weeks. Most recently, Query Dojo was updated on September 30, 2026 and SQLPrep on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*