# Fiete Math Climber vs Wordkey

The clearest difference is in-app purchases: Wordkey at none against Fiete Math Climber's 3. Fiete Math Climber's advantage is update cadence (every 2 months vs every 10 months) and iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Fiete Math Climber sells 3 in-app purchases, starting at $6.99 per month. Wordkey asks for nothing beyond the download.

Fiete Math Climber ships an update every 2 months, Wordkey every 10 months. The most recent releases landed on November 11, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Fiete Math Climber | Wordkey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (16 ratings)](https://appshunter.io/ios/app/fiete-math-climber/id1271712039/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Free with in-app purchases | — |
| Size | 276 MB | 13 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ahoiii Entertainment](https://appshunter.io/developer/586669406) | [Gerhard Lentschik](https://appshunter.io/developer/629988041) |

## What reviewers say

### Fiete Math Climber

[App page](https://appshunter.io/ios/app/fiete-math-climber/id1271712039)

This math game makes learning arithmetic engaging for children. Kids solve problems to advance, earn coins, and unlock characters, fostering a fun and motivating practice environment. It analyzes performance to adjust difficulty and helps identify learning challenges.

**Highlights:** Mental arithmetic practice, Progress tracking with coins and character unlocks, Adjustable difficulty and number ranges, Skills analysis for identifying issues, User management for multiple players, Statistics on learning progress

**Features:** macOS Compatibility, Family Sharing, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KidsKlub - Monthly Membership | $6.99 | per month |
| KidsKlub - Yearly Membership | $34.99 | per year |
| KidsKlub - Yearly Membership | $34.99 | per year |


### Wordkey

[App page](https://appshunter.io/ios/app/wordkey/id6737989942)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fiete Math Climber free?

Fiete Math Climber is free to download, with in-app purchases available.

### Is Wordkey free?

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

### Do Fiete Math Climber or Wordkey have ads?

Neither Fiete Math Climber nor Wordkey shows ads.

### Which is updated more often, Fiete Math Climber or Wordkey?

Fiete Math Climber ships an update every 2 months, and Wordkey every 10 months. Most recently, Fiete Math Climber was updated on November 11, 2026 and Wordkey on November 4, 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.*