# What´s missing here? vs Kiene Klanken

The clearest difference is rating: What´s missing here? at 3.7 against Kiene Klanken's 1.0. What´s missing here? also leads on ratings volume (3 vs 1) and iOS requirement (6.0 vs 12.0). Kiene Klanken's advantage is update cadence (every 2 months vs every 6 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

What´s missing here? holds the better App Store score, 3.7 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

What´s missing here? ships an update every 6 months, Kiene Klanken every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | What´s missing here? | Kiene Klanken |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/whats-missing-here/id549919603/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/kiene-klanken/id1196840254/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 95.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 44 MB | 183 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [appp media UG](https://appshunter.io/developer/739118031) | [Heutink Primair Onderwijs BV](https://appshunter.io/developer/501293753) |

## What reviewers say

### What´s missing here?

[App page](https://appshunter.io/ios/app/whats-missing-here/id549919603)

This game challenges young children to visually scan and identify missing objects in a series of scenes. It's designed to improve memory, observation, and early logic skills, offering both single-player and two-player modes for added fun.

**Highlights:** Visual scanning and discrimination, Memory and observation skill development, Single-player and two-player modes, Early logic challenges, Progressive difficulty levels, Bright graphics and easy gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Kiene Klanken

[App page](https://appshunter.io/ios/app/kiene-klanken/id1196840254)

This app enhances a physical stamp set for young children learning to read. It allows children to interact with letters, words, and sounds through a tablet, making stamping a rich learning activity with visual and audio support.

**Highlights:** Interactive learning with physical stamps, Playful introduction to letters and words, Audio and visual support for learning, Aligns with early reading methods, Suitable for advanced readers in early grades

**In-app purchases:** none


## Frequently asked questions

### Is What´s missing here? free?

What´s missing here? is free to download, with no in-app purchases.

### Is Kiene Klanken free?

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

### Which has better reviews, What´s missing here? or Kiene Klanken?

What´s missing here? is rated higher. What´s missing here? averages 3.7 out of 5 from 3 ratings, while Kiene Klanken averages 1.0 from 1 ratings.

### Do What´s missing here? or Kiene Klanken have ads?

Neither What´s missing here? nor Kiene Klanken shows ads.

### Which is updated more often, What´s missing here? or Kiene Klanken?

What´s missing here? ships an update every 6 months, and Kiene Klanken every 2 months. Most recently, What´s missing here? was updated on November 1, 2026 and Kiene Klanken on November 2, 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.*