# phyphox vs Fraction Calculator Plus +

The clearest difference is monetization model: phyphox at free against Fraction Calculator Plus +'s paid. phyphox also leads on ads (none vs shown) and ratings volume (272 vs 10). On price, rating, in-app purchases and device support there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.6 for phyphox against 4.5 for Fraction Calculator Plus +. That said, the two scores are not equally well evidenced: phyphox has 272 ratings behind it against 10, so its average is the more settled of the two.

## The numbers

| Metric | phyphox | Fraction Calculator Plus + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (272 ratings)](https://appshunter.io/ios/app/phyphox/id1127319693/reviews)** | [4.5 (10 ratings)](https://appshunter.io/ios/app/fraction-calculator-plus-plus/id6749723037/reviews) |
| Number of ratings | **272** | 10 |
| Positive reviews | 78.9% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | — |
| Monetization | **Free** | Paid |
| Size | 19 MB | 34 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RWTH Aachen University](https://appshunter.io/developer/371466796) | [JanoGroup LLC](https://appshunter.io/developer/1781461557) |

## What reviewers say

### phyphox

[App page](https://appshunter.io/ios/app/phyphox/id1127319693)

Unlock your phone's sensors for scientific exploration. Conduct pre-built experiments or create your own using accelerometers, magnetometers, and more. Analyze and export data in various formats for further study.

**Highlights:** Pre-defined experiments, Data export (CSV, TSV, Excel), Web-based remote control, Custom experiment editor, Access to phone sensors, Advanced analysis functions

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

**In-app purchases:** none

**What reviewers like**

- 💡 Access to phone sensors
- 🔬 Useful for physics experiments
- 📊 Data logging and export
- 🆓 Free and no ads
- 🤔 Sparks curiosity

**What reviewers complain about**

- 🐛 Bugs and crashes
- 📉 Inconsistent performance
- 🔒 App locks/minimizes recording
- ❓ Units not always clear
- ⚠️ Potential for device damage

**Reported bugs**

- App crashes on older devices
- Barometer not working on iOS 17.4
- Network error: Generic error
- Sound measurement curve disappears
- App crashes frequently

**Requested features**

- Add infrasound detector
- More units of measurement (G-force, PSI, feet)
- NFC/RFID support
- In-app bug report feature
- Allow other sensors via USB-C


### Fraction Calculator Plus +

[App page](https://appshunter.io/ios/app/fraction-calculator-plus-plus/id6749723037)

This app simplifies complex fraction math with step-by-step visual guidance. It handles various operations, conversions, and simplifications, making it ideal for students, teachers, and professionals. It works offline and offers a user-friendly interface for all your fraction calculation needs.

**Highlights:** Add, subtract, multiply, divide fractions, Mixed number and improper fraction support, Visual fraction representation, Step-by-step solution explanations, Simplify fractions automatically, Convert between decimals and fractions, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is phyphox free?

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

### Is Fraction Calculator Plus + free?

Fraction Calculator Plus + is free to download, with no in-app purchases.

### Which has better reviews, phyphox or Fraction Calculator Plus +?

phyphox is rated higher. phyphox averages 4.6 out of 5 from 272 ratings, while Fraction Calculator Plus + averages 4.5 from 10 ratings.

### Do phyphox or Fraction Calculator Plus + have ads?

Fraction Calculator Plus + shows ads; phyphox does not.

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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.*