# K8s Guide vs Zen

The clearest difference is in-app purchases: Zen at none against K8s Guide's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. K8s Guide sells 3 one-off in-app purchases. Zen asks for nothing beyond the download.

## The numbers

| Metric | K8s Guide | Zen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/k8s-guide/id6787748279/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Free | — |
| Size | 23 MB | 1 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Aaron Braundmeier](https://appshunter.io/developer/6786892444) | [建平 占](https://appshunter.io/developer/1870091449) |

## What reviewers say

### K8s Guide

[App page](https://appshunter.io/ios/app/k8s-guide/id6787748279)

Prepare for Kubernetes certifications with adaptive quizzes and detailed lessons. Track your progress with a mastery dashboard and get instant feedback. Syncs across devices via iCloud, with no account creation or data collection.

**Highlights:** Adaptive quiz engine, Mastery dashboard, 600+ practice questions, 150+ in-depth lessons, iCloud sync, Home screen widgets, Local study reminders

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Supporter | $1.99 | one-time |
| Backer | $4.99 | one-time |
| Champion | $9.99 | one-time |


### Zen

[App page](https://appshunter.io/ios/app/zen-ink/id6797157935)

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

**In-app purchases:** none


## Frequently asked questions

### Is K8s Guide free?

K8s Guide is free to download, with in-app purchases available.

### Is Zen free?

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

### Do K8s Guide or Zen have ads?

Neither K8s Guide nor Zen shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*