# PHYWE measureAPP Cobra4 vs ATS Communicator

The clearest difference is rating: ATS Communicator at 4.0 against PHYWE measureAPP Cobra4's 1.0. ATS Communicator also leads on review sentiment (33% vs 0%) and update cadence (every 2 weeks vs every 2 months). PHYWE measureAPP Cobra4's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ATS Communicator holds the better App Store score, 4.0 against 1.0. That said, the two scores are not equally well evidenced: ATS Communicator has 47 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of PHYWE measureAPP Cobra4's written reviews are positive against 33% of ATS Communicator's.

PHYWE measureAPP Cobra4 ships an update every 2 months, ATS Communicator every 2 weeks. The most recent releases landed on October 10, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | PHYWE measureAPP Cobra4 | ATS Communicator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/phywe-measureapp-cobra4/id938694493/reviews) | **[4.0 (47 ratings)](https://appshunter.io/ios/app/ats-communicator/id6475759487/reviews)** |
| Number of ratings | 1 | **47** |
| Positive reviews | 0.0% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 72 MB | 99 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PHYWE Systeme GmbH & Co. KG](https://appshunter.io/developer/649820638) | [ATHS](https://appshunter.io/developer/1553719732) |

## 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


### ATS Communicator

[App page](https://appshunter.io/ios/app/ats-communicator/id6475759487)

A communication platform for parents of Applied High School students. It offers a single interface to stay updated on academic progress and school news, simplifying communication between guardians and the school.

**Highlights:** Streamlined communication platform, User-friendly interface, Single window for updates, Track academic progress, Receive school news

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

**In-app purchases:** none


## Frequently asked questions

### Is PHYWE measureAPP Cobra4 free?

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

### Is ATS Communicator free?

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

### Which has better reviews, PHYWE measureAPP Cobra4 or ATS Communicator?

ATS Communicator is rated higher. PHYWE measureAPP Cobra4 averages 1.0 out of 5 from 1 ratings, while ATS Communicator averages 4.0 from 47 ratings.

### Do PHYWE measureAPP Cobra4 or ATS Communicator have ads?

Neither PHYWE measureAPP Cobra4 nor ATS Communicator shows ads.

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

PHYWE measureAPP Cobra4 ships an update every 2 months, and ATS Communicator every 2 weeks. Most recently, PHYWE measureAPP Cobra4 was updated on October 10, 2026 and ATS Communicator on October 23, 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.*