# Linux命令手册大全 vs SQL教程

The clearest difference is price: SQL教程 at Free against Linux命令手册大全's $1.99. SQL教程 also leads on update cadence (every 4 months vs every 38 months) and iOS requirement (12.0 vs 15.6). Linux命令手册大全's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, ratings volume and device support there is nothing between them.

SQL教程 is free to download; Linux命令手册大全 costs $1.99 up front. SQL教程 sells 1 one-off in-app purchase. Linux命令手册大全 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Linux命令手册大全 against 5.0 for SQL教程. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Linux命令手册大全 ships an update every 38 months, SQL教程 every 4 months. The most recent releases landed on September 19, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Linux命令手册大全 | SQL教程 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/linux/id1132499113/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/sql/id1459206680/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 4 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 14 MB | 13 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [强 马](https://appshunter.io/developer/687218962) | [宏斌 樊](https://appshunter.io/developer/1452129040) |

## What reviewers say

### Linux命令手册大全

[App page](https://appshunter.io/ios/app/linux/id1132499113)

A comprehensive reference manual for Linux commands, covering over 300 commands across more than 10 categories like file management, networking, and system administration. Ideal for computer management and maintenance professionals.

**Highlights:** Extensive Linux command database, Covers 10+ command categories, Includes nearly 300 commands, Detailed command explanations, Reference for computer management

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

**In-app purchases:** none


### SQL教程

[App page](https://appshunter.io/ios/app/sql/id1459206680)

This app offers comprehensive tutorials on SQL and database systems, complete with practice questions. It features a bookmarking system, image zooming, and adjustable font sizes for a personalized learning experience. Users can easily navigate through content and switch between portrait and landscape modes.

**Highlights:** SQL and database system tutorials, Practice question bank, Bookmark last read position, Image zooming, Adjustable font sizes, Portrait and landscape modes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 去除广告插件 | $3.99 | one-time |


## Frequently asked questions

### Is Linux命令手册大全 free?

Linux命令手册大全 costs $1.99, with no in-app purchases.

### Is SQL教程 free?

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

### Which has better reviews, Linux命令手册大全 or SQL教程?

Linux命令手册大全 and SQL教程 are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Linux命令手册大全 or SQL教程 have ads?

SQL教程 shows ads; Linux命令手册大全 does not.

### Which is updated more often, Linux命令手册大全 or SQL教程?

Linux命令手册大全 ships an update every 38 months, and SQL教程 every 4 months. Most recently, Linux命令手册大全 was updated on September 19, 2026 and SQL教程 on September 11, 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.*