# Blitzlesen vs Blitzrechnen

The clearest difference is price: Blitzrechnen at Free against Blitzlesen's $3.99. Blitzrechnen also leads on iOS requirement (13.0 vs 15.0). Blitzlesen's advantage is review sentiment (57% vs 18%). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Blitzrechnen is free to download; Blitzlesen costs $3.99 up front. Blitzlesen sells 10 one-off in-app purchases and Blitzrechnen sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Blitzlesen ships an update every 5 months, Blitzrechnen every 3 months. The most recent releases landed on November 11, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Blitzlesen | Blitzrechnen |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[3.5 (6 ratings)](https://appshunter.io/ios/app/blitzlesen-das-original/id924848268/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **56.8% of reviews** | 17.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 46 MB | 196 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Simon Storz](https://appshunter.io/developer/924848267) | [Ernst Klett Verlag GmbH, Stuttgart](https://appshunter.io/developer/751540887) |

## What reviewers say

### Blitzlesen

[App page](https://appshunter.io/ios/app/blitzlesen-das-original/id924848268)

This app uses a scientifically-backed, gamified approach to improve reading skills. It features a giraffe that flashes words for brief moments, challenging children to recognize and recall them. The difficulty and word selection can be customized to suit the child's learning level.

**Highlights:** Flash word recognition, Adjustable difficulty, Teacher-guided mode, Independent learning mode, Spelling practice, Unlockable animal rewards, Customizable word lists

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wortliste: Silbenwörter | $0.99 | one-time |
| Wortliste: sch | $0.99 | one-time |
| Wortliste: Weltraum | $0.99 | one-time |
| Wortliste: Eisprinzessin | $0.99 | one-time |
| Wortliste: Fahrzeuge | $0.99 | one-time |
| Wortliste: Berufe | $0.99 | one-time |
| Wortliste: Fussball | $0.99 | one-time |
| Wortliste: Piraten | $0.99 | one-time |
| Wortliste: Bauernhof | $0.99 | one-time |
| Wortliste: Wald | $0.99 | one-time |


### Blitzrechnen

[App page](https://appshunter.io/ios/app/blitzrechnen/id6444187170)

Practice math skills for grades 1-4 with adaptive exercises. Learn independently through engaging, game-like activities that reinforce concepts and build confidence. Offline access ensures continuous learning at home or in the classroom.

**Highlights:** Adaptive exercises for grades 1-4, Multiple difficulty levels, Self-assessment tests, Progress tracking for parents/teachers, Offline functionality, Engaging animations

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Klasse 1 | $2.99 | one-time |
| Blitzrechnen 4 | $2.99 | one-time |
| Klasse 2 | $2.99 | one-time |
| Klasse 3 | $2.99 | one-time |


## Frequently asked questions

### Is Blitzlesen free?

Blitzlesen costs $3.99, and also offers in-app purchases.

### Is Blitzrechnen free?

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

### Do Blitzlesen or Blitzrechnen have ads?

Neither Blitzlesen nor Blitzrechnen shows ads.

### Which is updated more often, Blitzlesen or Blitzrechnen?

Blitzlesen ships an update every 5 months, and Blitzrechnen every 3 months. Most recently, Blitzlesen was updated on November 11, 2026 and Blitzrechnen on November 9, 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.*