# Adding Fractions vs Blattgeist

The clearest difference is price: Blattgeist at Free against Adding Fractions's $2.99. Blattgeist also leads on update cadence (every 2 days vs every 6 months). Adding Fractions's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On ads and in-app purchases there is nothing between them.

Blattgeist is free to download; Adding Fractions costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Adding Fractions ships an update every 6 months, Blattgeist every 2 days. The most recent releases landed on November 3, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Adding Fractions | Blattgeist |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | Paid | — |
| Size | 18 MB | 124 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Hashim Acra](https://appshunter.io/developer/6782394672) |

## What reviewers say

### Adding Fractions

[App page](https://appshunter.io/ios/app/adding-fractions/id1205872475)

Master fraction addition through interactive mini-games and personalized handwriting practice. This app covers various scenarios, from like to unlike denominators and mixed numbers, making math engaging and effective for learners.

**Highlights:** Interactive mini-games, Adaptive difficulty, Handwriting input, Add fractions with like denominators, Add fractions with unlike denominators, Add fractions and mixed numbers, Simplify fractions

**Features:** macOS Compatibility

**In-app purchases:** none


### Blattgeist

[App page](https://appshunter.io/ios/app/blattgeist-knowledge-library/id6819387399)

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

**In-app purchases:** none


## Frequently asked questions

### Is Adding Fractions free?

Adding Fractions costs $2.99, with no in-app purchases.

### Is Blattgeist free?

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

### Do Adding Fractions or Blattgeist have ads?

Neither Adding Fractions nor Blattgeist shows ads.

### Which is updated more often, Adding Fractions or Blattgeist?

Adding Fractions ships an update every 6 months, and Blattgeist every 2 days. Most recently, Adding Fractions was updated on November 3, 2026 and Blattgeist on November 1, 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.*