# FernUni vs KALEO

The clearest difference is update cadence: KALEO at every 6 weeks against FernUni's every 16 months. FernUni's advantage is iOS requirement (12.4 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

FernUni ships an update every 16 months, KALEO every 6 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | FernUni | KALEO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 6 weeks** |
| Size | 89 MB | 37 MB |
| Requires iOS | **12.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FernUni Hagen](https://appshunter.io/developer/1420495269) | [Markus Wittje](https://appshunter.io/developer/1558641746) |

## What reviewers say

### FernUni

[App page](https://appshunter.io/ios/app/fernuni-lernkarten/id1635968462)

**In-app purchases:** none


### KALEO

[App page](https://appshunter.io/ios/app/kaleo/id6758654707)

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

**In-app purchases:** none


## Frequently asked questions

### Is FernUni free?

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

### Is KALEO free?

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

### Do FernUni or KALEO have ads?

Neither FernUni nor KALEO shows ads.

### Which is updated more often, FernUni or KALEO?

FernUni ships an update every 16 months, and KALEO every 6 weeks. Most recently, FernUni was updated on November 3, 2026 and KALEO 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.*