# WolframAlpha vs PHYWE measureAPP Cobra4

The clearest difference is rating: WolframAlpha at 2.8 against PHYWE measureAPP Cobra4's 1.0. WolframAlpha also leads on review sentiment (35% vs 0%) and ratings volume (133 vs 1). PHYWE measureAPP Cobra4's advantage is in-app purchases (none vs 6) and iOS requirement (12.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. WolframAlpha sells 6 in-app purchases, starting at $9.99 per month. PHYWE measureAPP Cobra4 asks for nothing beyond the download.

WolframAlpha holds the better App Store score, 2.8 against 1.0. That said, the two scores are not equally well evidenced: WolframAlpha has 133 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 35% of WolframAlpha's written reviews are positive against 0% of PHYWE measureAPP Cobra4's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | WolframAlpha | PHYWE measureAPP Cobra4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (133 ratings)](https://appshunter.io/ios/app/wolframalpha/id548861535/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/phywe-measureapp-cobra4/id938694493/reviews) |
| Number of ratings | **133** | 1 |
| Positive reviews | **35.2% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 366 MB | 72 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Wolfram Group LLC](https://appshunter.io/developer/715130979) | [PHYWE Systeme GmbH & Co. KG](https://appshunter.io/developer/649820638) |

## What reviewers say

### WolframAlpha

[App page](https://appshunter.io/ios/app/wolframalpha/id548861535)

This app serves as a powerful computational knowledge engine for homework and research. It offers comprehensive support across numerous academic subjects, from math and physics to biology and economics. Unlock advanced features like step-by-step solutions and photo input for a more in-depth learning experience.

**Highlights:** Step-by-step solutions with hints, Photo input for math problems, Input Assistants for various subjects, Thousands of covered domains, Homework and exam preparation

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro for Students Monthly | $9.99 | per month |
| Pro for Educators Monthly | $9.99 | per month |
| Pro Yearly | $59.99 | per year |
| Pro for Students Yearly | $59.99 | per year |
| Pro for Educators Yearly | $59.99 | per year |

**What reviewers like**

- 🚀 Powerful search engine
- 📚 Comprehensive information
- 🔍 Helpful for math and other subjects
- ⭐ Essential app for students and professionals

**What reviewers complain about**

- 🐛 Buggy and crashes frequently
- 💰 Expensive subscription model
- 📵 Limited functionality in free version
- 🤔 Confusing and unintuitive to use

**Reported bugs**

- Login screen freezes
- Incompatible with older devices
- Search bar issues and crashes
- Incorrect or incomplete results

**Requested features**

- Dark mode option
- Improved handwritten math recognition
- Better integration with Siri
- More customization options


### 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


## Frequently asked questions

### Is WolframAlpha free?

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

### Is PHYWE measureAPP Cobra4 free?

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

### Which has better reviews, WolframAlpha or PHYWE measureAPP Cobra4?

WolframAlpha is rated higher. WolframAlpha averages 2.8 out of 5 from 133 ratings, while PHYWE measureAPP Cobra4 averages 1.0 from 1 ratings.

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

Neither WolframAlpha nor PHYWE measureAPP Cobra4 shows ads.

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

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