# ElternLeben.de vs (AR) Number Line

The clearest difference is price: ElternLeben.de at Free against (AR) Number Line's $0.99. ElternLeben.de also leads on iOS requirement (15.6 vs 17.0). (AR) Number Line's advantage is in-app purchases (none vs 10). On update cadence, ads and device support there is nothing between them.

ElternLeben.de is free to download; (AR) Number Line costs $0.99 up front. ElternLeben.de sells 10 one-off in-app purchases. (AR) Number Line asks for nothing beyond the download.

ElternLeben.de ships an update every 4 months, (AR) Number Line every 5 months. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | ElternLeben.de | (AR) Number Line |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ar-number-line/id6473689075/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | — | Paid |
| Size | 58 MB | 96 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [wellcome gGmbH](https://appshunter.io/developer/1611753268) | [Christian Urff](https://appshunter.io/developer/415894463) |

## What reviewers say

### ElternLeben.de

[App page](https://appshunter.io/ios/app/elternlebende/id1611753266)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Babys im ersten Lebensjahr | $1.99 | one-time |
| Geschwister-Handbuch | $6.99 | one-time |
| Mediennutzung für Kindern | $6.99 | one-time |
| Aktive Vaterschaft | $29.99 | one-time |
| Mein Kleinkind wächst | $29.99 | one-time |
| Video-Seminar Mein Baby wächst | $29.99 | one-time |
| Sichere Bindung zu deinem Baby | $29.99 | one-time |
| Eingewöhnung in die Kita | $29.99 | one-time |
| Geschwister-Seminar | $29.99 | one-time |
| Trennungsängste begleiten | $29.99 | one-time |


### (AR) Number Line

[App page](https://appshunter.io/ios/app/ar-number-line/id6473689075)

This educational app uses augmented reality and interactive number lines to help primary and lower secondary students develop number concepts. It offers adaptive exercises, games, and an AI tutor to support independent learning and practice.

**Highlights:** Augmented reality number line, Classic number line interface, Adaptive exercises and games, AI tutor for feedback and hints, Configurable number ranges, Learning reports for teachers

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ElternLeben.de free?

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

### Is (AR) Number Line free?

(AR) Number Line costs $0.99, with no in-app purchases.

### Do ElternLeben.de or (AR) Number Line have ads?

Neither ElternLeben.de nor (AR) Number Line shows ads.

### Which is updated more often, ElternLeben.de or (AR) Number Line?

ElternLeben.de ships an update every 4 months, and (AR) Number Line every 5 months. Most recently, ElternLeben.de was updated on November 7, 2026 and (AR) Number Line on November 8, 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.*