# FernUni vs wiki

The clearest difference is in-app purchases: FernUni at none against wiki's 2. FernUni also leads on iOS requirement (12.4 vs 16.4). wiki's advantage is update cadence (every 3 weeks vs every 16 months). On price, ads and device support there is nothing between them.

Both are free to download. wiki sells 2 one-off in-app purchases. FernUni asks for nothing beyond the download.

FernUni ships an update every 16 months, wiki every 3 weeks. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | FernUni | wiki |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 3 weeks** |
| Size | 89 MB | 44 MB |
| Requires iOS | **12.4** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FernUni Hagen](https://appshunter.io/developer/1420495269) | [Toni Marek](https://appshunter.io/developer/6796937037) |

## What reviewers say

### FernUni

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

**In-app purchases:** none


### wiki

[App page](https://appshunter.io/ios/app/wiki-walker/id6796937035)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tea | $1.00 | one-time |
| Coffee | $4.00 | one-time |


## Frequently asked questions

### Is FernUni free?

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

### Is wiki free?

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

### Do FernUni or wiki have ads?

Neither FernUni nor wiki shows ads.

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

FernUni ships an update every 16 months, and wiki every 3 weeks. Most recently, FernUni was updated on October 8, 2026 and wiki on October 25, 2026.

---

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