# CompTIA Linux Exam Simulator vs RoleBud

The clearest difference is update cadence: RoleBud at every 10 days against CompTIA Linux Exam Simulator's every 4 months. CompTIA Linux Exam Simulator's advantage is iOS requirement (15.6 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CompTIA Linux Exam Simulator sells 3 in-app purchases, starting at $7.99 per month and RoleBud sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CompTIA Linux Exam Simulator ships an update every 4 months, RoleBud every 10 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CompTIA Linux Exam Simulator | RoleBud |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Size | 93 MB | 10 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, Mac |
| Age rating | 4+ | 17+ |
| Developer | [Nguyen Duy Khanh](https://appshunter.io/developer/1345775745) | [Mario Pek](https://appshunter.io/developer/1864898477) |

## What reviewers say

### CompTIA Linux Exam Simulator

[App page](https://appshunter.io/ios/app/comptia-linux-exam-simulator/id6501984134)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $7.99 | per month |
| Premium Quarterly | $14.99 | per 3 months |
| Premium Yearly | $49.99 | per year |


### RoleBud

[App page](https://appshunter.io/ios/app/rolebud-cv-and-interview-prep/id6759157564)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Monthly | $12.99 | per month |


## Frequently asked questions

### Is CompTIA Linux Exam Simulator free?

CompTIA Linux Exam Simulator is free to download, with in-app purchases available.

### Is RoleBud free?

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

### Do CompTIA Linux Exam Simulator or RoleBud have ads?

Neither CompTIA Linux Exam Simulator nor RoleBud shows ads.

### Which is updated more often, CompTIA Linux Exam Simulator or RoleBud?

CompTIA Linux Exam Simulator ships an update every 4 months, and RoleBud every 10 days. Most recently, CompTIA Linux Exam Simulator was updated on November 4, 2026 and RoleBud 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.*