# RealXV6 vs Manual Override

The clearest difference is in-app purchases: RealXV6 at none against Manual Override's 1. Manual Override's advantage is iOS requirement (15.0 vs 17.2). On price, ads and device support there is nothing between them.

Both are free to download. Manual Override sells 1 one-off in-app purchase. RealXV6 asks for nothing beyond the download.

## The numbers

| Metric | RealXV6 | Manual Override |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/realxv6/id6757357040/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Size | 15 MB | 21 MB |
| Requires iOS | 17.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Zheng Fang](https://appshunter.io/developer/1258046278) | [吉帅 仇](https://appshunter.io/developer/1087837335) |

## What reviewers say

### RealXV6

[App page](https://appshunter.io/ios/app/realxv6/id6757357040)

Explore the legendary Lions' Commentary on UNIX 6th Edition by bringing its source code to life. This app provides an interactive virtual machine to dynamically experience OS kernel operations, offering source-level debugging and precise execution control for a deeper understanding.

**Highlights:** Interactive virtual machine for OS study, Source-level debugging, Precise execution control (step in, over, out), Trace context switching and interrupts, Simplified 8086 architecture, Portable OS laboratory

**Features:** macOS Compatibility

**In-app purchases:** none


### Manual Override

[App page](https://appshunter.io/ios/app/manual-override-linux-and-sql/id6783660930)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Course Unlock | $1.99 | one-time |


## Frequently asked questions

### Is RealXV6 free?

RealXV6 is free to download, with no in-app purchases.

### Is Manual Override free?

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

### Do RealXV6 or Manual Override have ads?

Neither RealXV6 nor Manual Override 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.*