# COOU E vs CompTIA Linux+ Exam Pro

The clearest difference is in-app purchases: COOU E at none against CompTIA Linux+ Exam Pro's 2. COOU E also leads on update cadence (daily vs every 5 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. CompTIA Linux+ Exam Pro sells 2 in-app purchases, starting at $7.99 per month. COOU E asks for nothing beyond the download.

COOU E ships an update daily, CompTIA Linux+ Exam Pro every 5 weeks. The most recent releases landed on September 26, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | COOU E | CompTIA Linux+ Exam Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 weeks |
| Size | 17 MB | 13 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Scuudu Labs](https://appshunter.io/developer/1733023200) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### COOU E

[App page](https://appshunter.io/ios/app/coou-e-id/id6502954795)

**Features:** macOS Compatibility

**In-app purchases:** none


### CompTIA Linux+ Exam Pro

[App page](https://appshunter.io/ios/app/comptia-linux-plus-exam-pro/id6680151360)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $7.99 | per month |
| Lifetime version | $19.99 | one-time |


## Frequently asked questions

### Is COOU E free?

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

### Is CompTIA Linux+ Exam Pro free?

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

### Do COOU E or CompTIA Linux+ Exam Pro have ads?

Neither COOU E nor CompTIA Linux+ Exam Pro shows ads.

### Which is updated more often, COOU E or CompTIA Linux+ Exam Pro?

COOU E ships an update daily, and CompTIA Linux+ Exam Pro every 5 weeks. Most recently, COOU E was updated on September 26, 2026 and CompTIA Linux+ Exam Pro on September 21, 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.*