# Understanding Math vs Forscherfabrik

The clearest difference is price: Forscherfabrik at Free against Understanding Math's $3.99. Understanding Math's advantage is update cadence (every 4 months vs every 11 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

Forscherfabrik is free to download; Understanding Math costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Understanding Math ships an update every 4 months, Forscherfabrik every 11 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Understanding Math | Forscherfabrik |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/understanding-math-telling-time/id1155019604/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 11 months |
| Monetization | Paid | — |
| Size | 43 MB | 713 MB |
| Requires iOS | **6.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [appp media UG](https://appshunter.io/developer/739118031) | [Andrea Bergler](https://appshunter.io/developer/1579850181) |

## What reviewers say

### Understanding Math

[App page](https://appshunter.io/ios/app/understanding-math-telling-time/id1155019604)

This educational app helps children learn to tell time with interactive games and activities. It features voice recording, adjustable difficulty, and progress tracking for parents and teachers. Designed to align with Common Core Math Standards, it offers a fun and engaging way to master time-telling skills.

**Highlights:** Voice recording for time recitation, Interactive learning clock mechanics, Setting analog and digital clocks, Calculating periods of time, Self-motivating timer function, Progress tracking for parents/teachers, Aligned with Common Core Math Standards

**Features:** macOS Compatibility

**In-app purchases:** none


### Forscherfabrik

[App page](https://appshunter.io/ios/app/forscherfabrik/id1579850179)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Understanding Math free?

Understanding Math costs $3.99, with no in-app purchases.

### Is Forscherfabrik free?

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

### Do Understanding Math or Forscherfabrik have ads?

Neither Understanding Math nor Forscherfabrik shows ads.

### Which is updated more often, Understanding Math or Forscherfabrik?

Understanding Math ships an update every 4 months, and Forscherfabrik every 11 months. Most recently, Understanding Math was updated on November 2, 2026 and Forscherfabrik on October 30, 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.*