# Learn Linux Pro vs CertSim

The clearest difference is price: CertSim at Free against Learn Linux Pro's $4.99. Learn Linux Pro's advantage is chart position (#181 vs unranked). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

CertSim is free to download; Learn Linux Pro costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Learn Linux Pro | CertSim |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/learn-linux-pro/id6747137283/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Monetization | Paid | — |
| Best chart rank | **#181** | — |
| Size | 15 MB | 113 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ALG Software Lab](https://appshunter.io/developer/1650561236) | [Marlon Zanardi](https://appshunter.io/developer/1875768862) |

## What reviewers say

### Learn Linux Pro

[App page](https://appshunter.io/ios/app/learn-linux-pro/id6747137283)

**Currently charting:** #181 Top Paid · Education (US App Store)

Master Linux commands and system administration through structured tutorials and interactive quizzes. This app guides users from beginner to advanced levels, covering fundamentals, file systems, networking, and more. Study in your native language with offline access and a distraction-free interface.

**Highlights:** Master Linux commands, System administration tutorials, Beginner to advanced curriculum, Interactive quiz questions, Offline learning support, Multi-language support, Dark/light theme options

**Features:** Vision Pro support

**In-app purchases:** none


### CertSim

[App page](https://appshunter.io/ios/app/certsim/id6758920670)

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

**In-app purchases:** none


## Frequently asked questions

### Is Learn Linux Pro free?

Learn Linux Pro costs $4.99, with no in-app purchases.

### Is CertSim free?

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

### Do Learn Linux Pro or CertSim have ads?

Neither Learn Linux Pro nor CertSim 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.*