# Caar vs qubeZERO by SKILLQUBE

The clearest difference is review sentiment: Caar at 100% against qubeZERO by SKILLQUBE's 0%. Caar also leads on rating (5.0 vs 3.0). qubeZERO by SKILLQUBE's advantage is update cadence (every 2 months vs every 8 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Caar holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of Caar's written reviews are positive against 0% of qubeZERO by SKILLQUBE's.

Caar ships an update every 8 months, qubeZERO by SKILLQUBE every 2 months. The most recent releases landed on November 1, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Caar | qubeZERO by SKILLQUBE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/caar/id424562803/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/qubezero-by-skillqube/id1548009097/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 2 MB | 140 MB |
| Requires iOS | **16.0** | 17.5 |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [zenwheel](https://appshunter.io/developer/343377295) | [SKILLQUBE GmbH](https://appshunter.io/developer/1390516943) |

## What reviewers say

### Caar

[App page](https://appshunter.io/ios/app/caar/id424562803)

A full-screen coloring app for toddlers. It offers a blank canvas and a simple color palette, allowing young children to freely express their creativity without any boundaries. Keep your walls and furniture safe from artistic endeavors.

**Highlights:** Full-screen coloring canvas, Simple color palette, No lines to stay within, Designed for toddlers, Safe for furniture

**Features:** macOS Compatibility

**In-app purchases:** none


### qubeZERO by SKILLQUBE

[App page](https://appshunter.io/ios/app/qubezero-by-skillqube/id1548009097)

This app simulates a patient monitor with ECG, CPR feedback, and defibrillator capabilities. It allows for realistic adjustment of vital signs during training sessions, replicating real-life scenarios for enhanced learning.

**Highlights:** Patient monitor simulation, 12-lead ECG with pacer, Real-time CPR feedback, AED/manual defibrillator, Realistic vital sign adjustment, Lifelike training scenarios

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

**In-app purchases:** none


## Frequently asked questions

### Is Caar free?

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

### Is qubeZERO by SKILLQUBE free?

qubeZERO by SKILLQUBE is free to download, with no in-app purchases.

### Which has better reviews, Caar or qubeZERO by SKILLQUBE?

Caar is rated higher. Caar averages 5.0 out of 5 from 1 ratings, while qubeZERO by SKILLQUBE averages 3.0 from 2 ratings.

### Do Caar or qubeZERO by SKILLQUBE have ads?

Neither Caar nor qubeZERO by SKILLQUBE shows ads.

### Which is updated more often, Caar or qubeZERO by SKILLQUBE?

Caar ships an update every 8 months, and qubeZERO by SKILLQUBE every 2 months. Most recently, Caar was updated on November 1, 2026 and qubeZERO by SKILLQUBE on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*