# Calculightning 2 vs Büffeln One

The clearest difference is price: Büffeln One at Free against Calculightning 2's $12.99. Büffeln One also leads on ratings volume (4 vs 1). Calculightning 2's advantage is in-app purchases (none vs 14) and iOS requirement (8.0 vs 15.0). On rating and device support there is nothing between them.

Büffeln One is free to download; Calculightning 2 costs $12.99 up front. Büffeln One sells 14 one-off in-app purchases. Calculightning 2 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Calculightning 2 against 5.0 for Büffeln One. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

## The numbers

| Metric | Calculightning 2 | Büffeln One |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/calculightning-2-maths/id1078934052/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/buffeln-one-dein-lernsystem/id1439773197/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 90.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Weekly |
| Monetization | Paid | **Free** |
| Size | 250 MB | 85 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Ernst Klett Verlag GmbH, Stuttgart](https://appshunter.io/developer/751540887) | [IRIS Solutions GmbH](https://appshunter.io/developer/380657988) |

## What reviewers say

### Calculightning 2

[App page](https://appshunter.io/ios/app/calculightning-2-maths/id1078934052)

This educational app helps second graders practice math skills with over 1000 tasks. It utilizes an award-winning pedagogical method developed over 20 years, now available in English and German.

**Highlights:** 10 general task types, Over 1000 practice tasks, Award-winning pedagogical method, English and German language options, Independent practice for children

**In-app purchases:** none


### Büffeln One

[App page](https://appshunter.io/ios/app/buffeln-one-dein-lernsystem/id1439773197)

Prepare for over 20 official certifications with this comprehensive learning platform. Access current, official question catalogs for driving licenses, hunting permits, boating licenses, and more. Utilize smart learning methods and progress tracking for maximum success.

**Highlights:** Official question catalogs, 20+ recognized exams, Smart learning algorithms, Progress tracking, Real test simulation, Cross-device sync

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PPL-BZF | $3.99 | one-time |
| Führerschein Klasse A | $8.99 | one-time |
| Führerschein Klasse B | $8.99 | one-time |
| Landeshundegesetz WL | $8.99 | one-time |
| Giftschein | $8.99 | one-time |
| Funkschein SRC | $12.99 | one-time |
| Funkschein UBI | $12.99 | one-time |
| Waffensachkundeprüfung | $17.99 | one-time |
| Jagdschein Sachsen | $22.99 | one-time |
| Jagdschein Bayern | $24.99 | one-time |
| Jagdschein Baden-Württemberg | $24.99 | one-time |
| Jagdschein NRW | $24.99 | one-time |
| Jagdschein Niedersachsen | $24.99 | one-time |
| Jagdschein Rheinland-Pfalz | $24.99 | one-time |


## Frequently asked questions

### Is Calculightning 2 free?

Calculightning 2 costs $12.99, with no in-app purchases.

### Is Büffeln One free?

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

### Which has better reviews, Calculightning 2 or Büffeln One?

Calculightning 2 and Büffeln One are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

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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.*