# 一問から身につく SQL vs Learn SQL

The clearest difference is device support: Learn SQL at 3 against 一問から身につく SQL's 1. Learn SQL also leads on iOS requirement (15.0 vs 18.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 一問から身につく SQL | Learn SQL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Size | 1 MB | 30 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RYUJI ADACHI](https://appshunter.io/developer/1877885263) | [Osamu Nishiyama](https://appshunter.io/developer/1444747231) |

## What reviewers say

### 一問から身につく SQL

[App page](https://appshunter.io/ios/app/sql/id6760984838)

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

**In-app purchases:** none


### Learn SQL

[App page](https://appshunter.io/ios/app/learn-sql-let-us-sql/id6777298710)

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

**In-app purchases:** none


## Frequently asked questions

### Is 一問から身につく SQL free?

一問から身につく SQL is free to download, with no in-app purchases.

### Is Learn SQL free?

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

### Do 一問から身につく SQL or Learn SQL have ads?

Neither 一問から身につく SQL nor Learn SQL shows ads.

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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.*