# K vs Open Learning

The clearest difference is iOS requirement: K at 12.0 against Open Learning's 14.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

K ships an update every 3 weeks, Open Learning monthly. The most recent releases landed on September 10, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | K | Open Learning |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 90 MB | 51 MB |
| Requires iOS | **12.0** | 14.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [K-Rev](https://appshunter.io/developer/1298454331) | [Digit'Ed S.p.A.](https://appshunter.io/developer/1200032642) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-rev/id6444311048)

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

**In-app purchases:** none


### Open Learning

[App page](https://appshunter.io/ios/app/open-learning/id6478852731)

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

**In-app purchases:** none


## Frequently asked questions

### Is K free?

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

### Is Open Learning free?

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

### Do K or Open Learning have ads?

Neither K nor Open Learning shows ads.

### Which is updated more often, K or Open Learning?

K ships an update every 3 weeks, and Open Learning monthly. Most recently, K was updated on September 10, 2026 and Open Learning on September 7, 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.*