# SQL Prep vs Notes

The clearest difference is in-app purchases: Notes at none against SQL Prep's 3. SQL Prep's advantage is iOS requirement (16.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SQL Prep sells 3 in-app purchases, starting at $4.99 per month. Notes asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SQL Prep | Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/sql-prep-learn-and-practice/id6752492649/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Freemium | — |
| Size | 6 MB | 151 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mustafa Ergisi](https://appshunter.io/developer/1829311519) | [磊 石](https://appshunter.io/developer/1876309061) |

## What reviewers say

### SQL Prep

[App page](https://appshunter.io/ios/app/sql-prep-learn-and-practice/id6752492649)

Learn SQL through interactive challenges and gamified exercises. Practice writing queries on real database tables, receive instant feedback, and track your progress. An AI-powered generator helps you understand query patterns and complex joins.

**Highlights:** Interactive SQL challenges, Gamified learning experience, AI-powered SQL generator, Real database table practice, Instant feedback and explanations, Progress tracking with XP and streaks, Interview preparation mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SQL Generator | $4.99 | per month |
| Yearly Premium | $29.99 | per year |
| Pro Lifetime | $19.99 | one-time |


### Notes

[App page](https://appshunter.io/ios/app/notesread-and-recall/id6759288451)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SQL Prep free?

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

### Is Notes free?

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

### Do SQL Prep or Notes have ads?

Neither SQL Prep nor Notes shows ads.

### Which is updated more often, SQL Prep or Notes?

SQL Prep ships an update every 5 days, and Notes every 5 days. Most recently, SQL Prep was updated on November 8, 2026 and Notes on October 31, 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.*