# PHYWE measureAPP Cobra4 vs AR

The clearest difference is review sentiment: AR at 100% against PHYWE measureAPP Cobra4's 0%. AR also leads on update cadence (every 8 days vs every 2 months). PHYWE measureAPP Cobra4's advantage is in-app purchases (none vs 8) and iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. AR sells 8 in-app purchases, starting at $2.99 per month. PHYWE measureAPP Cobra4 asks for nothing beyond the download.

PHYWE measureAPP Cobra4 ships an update every 2 months, AR every 8 days. The most recent releases landed on June 11, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | PHYWE measureAPP Cobra4 | AR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/phywe-measureapp-cobra4/id938694493/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 72 MB | 441 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PHYWE Systeme GmbH & Co. KG](https://appshunter.io/developer/649820638) | [AR-Physics UG (haftungsbeschränkt)](https://appshunter.io/developer/1780209828) |

## What reviewers say

### PHYWE measureAPP Cobra4

[App page](https://appshunter.io/ios/app/phywe-measureapp-cobra4/id938694493)

Transform your iPhone or iPad into a versatile measurement tool for science education. Explore over 50 parameters using wireless data logging systems or your device's internal sensors. Analyze, store, and share experiment data easily.

**Highlights:** Measure over 50 parameters, Use internal device sensors, Visualize data as graphs, Store and analyze measurements, Create project folders with media, Share data wirelessly, Export data to other apps

**In-app purchases:** none


### AR

[App page](https://appshunter.io/ios/app/ar-physics/id6451423436)

Explore Physics, Math, and Astronomy through interactive Augmented Reality experiments and AI-powered learning. Engage with digital simulations, flashcards, and quizzes for school, homework, and exam preparation.

**Highlights:** Augmented Reality experiments, AI-powered learning assistance, Interactive simulations, Flashcards and quizzes, Exam preparation tools, Digital lab equipment

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AR-Physics | $2.99 | per month |
| AR-Physics Weekly | $3.99 | per 7 days |
| AR-Physics | $6.99 | per month |
| AR-Physics Pro | $12.99 | per month |
| AR-Physics | $24.99 | per year |
| AR-Physics | $39.99 | per year |
| AR-Physics | $39.99 | per year |
| AR-Physics Pro | $69.99 | per year |


## Frequently asked questions

### Is PHYWE measureAPP Cobra4 free?

PHYWE measureAPP Cobra4 is free to download, with no in-app purchases.

### Is AR free?

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

### Do PHYWE measureAPP Cobra4 or AR have ads?

Neither PHYWE measureAPP Cobra4 nor AR shows ads.

### Which is updated more often, PHYWE measureAPP Cobra4 or AR?

PHYWE measureAPP Cobra4 ships an update every 2 months, and AR every 8 days. Most recently, PHYWE measureAPP Cobra4 was updated on June 11, 2026 and AR on September 18, 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.*