# phyphox vs STEPCRAFT Milling Calculator

The clearest difference is rating: STEPCRAFT Milling Calculator at 5.0 against phyphox's 4.6. STEPCRAFT Milling Calculator also leads on iOS requirement (8.0 vs 12.0). phyphox's advantage is ratings volume (276 vs 1) and chart position (#180 vs unranked). On price, update cadence, 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.

STEPCRAFT Milling Calculator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: phyphox has 276 ratings behind it against 1, so its average is the more settled of the two.

phyphox ships an update every 3 months, STEPCRAFT Milling Calculator every 2 months. The most recent releases landed on October 20, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | phyphox | STEPCRAFT Milling Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (276 ratings)](https://appshunter.io/ios/app/phyphox/id1127319693/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stepcraft-milling-calculator/id1574551318/reviews)** |
| Number of ratings | **276** | 1 |
| Positive reviews | 78.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Best chart rank | **#180** | — |
| Size | 19 MB | 43 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RWTH Aachen University](https://appshunter.io/developer/371466796) | [Ivan Mauerman](https://appshunter.io/developer/1451827273) |

## What reviewers say

### phyphox

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

**Currently charting:** #180 Top Free · Education (US App Store)

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


### STEPCRAFT Milling Calculator

[App page](https://appshunter.io/ios/app/stepcraft-milling-calculator/id1574551318)

This app helps CNC milling enthusiasts by providing a calculator for optimal cutting data. It also offers direct access to a community forum and an online shop for related products.

**Highlights:** Milling calculator for cutting data, Direct access to CNC forum, Direct shop access, Material and end mill selection, Machine-specific calculations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is phyphox free?

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

### Is STEPCRAFT Milling Calculator free?

STEPCRAFT Milling Calculator is free to download, with no in-app purchases.

### Which has better reviews, phyphox or STEPCRAFT Milling Calculator?

STEPCRAFT Milling Calculator is rated higher. phyphox averages 4.6 out of 5 from 276 ratings, while STEPCRAFT Milling Calculator averages 5.0 from 1 ratings.

### Do phyphox or STEPCRAFT Milling Calculator have ads?

Neither phyphox nor STEPCRAFT Milling Calculator shows ads.

### Which is updated more often, phyphox or STEPCRAFT Milling Calculator?

phyphox ships an update every 3 months, and STEPCRAFT Milling Calculator every 2 months. Most recently, phyphox was updated on October 20, 2026 and STEPCRAFT Milling Calculator on October 2, 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.*