# K8Z vs Learn Ruby Fast

The clearest difference is update cadence: K8Z at fortnightly against Learn Ruby Fast's every 6 months. K8Z also leads on iOS requirement (13.0 vs 15.1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. K8Z sells 3 in-app purchases, starting at $1.99 per month and Learn Ruby Fast sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for K8Z against 5.0 for Learn Ruby Fast. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

K8Z ships an update fortnightly, Learn Ruby Fast every 6 months. The most recent releases landed on October 10, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | K8Z | Learn Ruby Fast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/k8z-kubernetes-server-admin/id6478047741/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/learn-ruby-fast/id6754417791/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Monetization | Freemium | Free with in-app purchases |
| Size | 106 MB | 47 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 9+ |
| Developer | [矾建 孔](https://appshunter.io/developer/1481446695) | [Dalvin Digital](https://appshunter.io/developer/1814271404) |

## What reviewers say

### K8Z

[App page](https://appshunter.io/ios/app/k8z-kubernetes-server-admin/id6478047741)

Manage your Kubernetes clusters directly from your mobile device. View cluster metrics, resource overviews, logs, and events. Access containers via shell. Open-source and transparent security.

**Highlights:** Kubernetes cluster management, Metric overview, Resource overview, View logs and events, Container shell access, Open-source security

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Yearly | $17.99 | per year |
| Pro Lifetime | $99.99 | one-time |


### Learn Ruby Fast

[App page](https://appshunter.io/ios/app/learn-ruby-fast/id6754417791)

Master Ruby programming fundamentals with interactive lessons designed for beginners. This app guides you through essential coding skills, making it accessible to learn on your mobile device. Explore the basics of app and website development.

**Highlights:** Guided programming lessons, Core Ruby skills, Beginner-friendly, Mobile learning, App and website development basics

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Annually | $59.99 | per year |


## Frequently asked questions

### Is K8Z free?

K8Z is free to download, with in-app purchases available.

### Is Learn Ruby Fast free?

Learn Ruby Fast is free to download, with in-app purchases available.

### Which has better reviews, K8Z or Learn Ruby Fast?

K8Z and Learn Ruby Fast are both rated 5.0 out of 5 on the App Store, from 3 and 3 ratings respectively.

### Do K8Z or Learn Ruby Fast have ads?

Neither K8Z nor Learn Ruby Fast shows ads.

### Which is updated more often, K8Z or Learn Ruby Fast?

K8Z ships an update fortnightly, and Learn Ruby Fast every 6 months. Most recently, K8Z was updated on October 10, 2026 and Learn Ruby Fast on October 19, 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.*