# phyphox vs Vernier Graphical Analysis

The clearest difference is review sentiment: phyphox at 79% against Vernier Graphical Analysis's 32%. phyphox also leads on rating (4.6 vs 2.1) and iOS requirement (12.0 vs 17.7). On price, ratings volume, update cadence and ads there is nothing between them.

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

phyphox holds the better App Store score, 4.6 against 2.1. Both are backed by a comparable volume of ratings — 272 and 521 respectively. Written reviews point the same way: 79% of phyphox's written reviews are positive against 32% of Vernier Graphical Analysis's.

phyphox ships an update every 3 months, Vernier Graphical Analysis every 2 months. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | phyphox | Vernier Graphical Analysis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (272 ratings)](https://appshunter.io/ios/app/phyphox/id1127319693/reviews)** | [2.1 (521 ratings)](https://appshunter.io/ios/app/vernier-graphical-analysis/id1385963326/reviews) |
| Number of ratings | 272 | **521** |
| Positive reviews | **78.9% of reviews** | 32.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 19 MB | 106 MB |
| Requires iOS | **12.0** | 17.7 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RWTH Aachen University](https://appshunter.io/developer/371466796) | [Vernier Software & Technology](https://appshunter.io/developer/389784250) |

## 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


### Vernier Graphical Analysis

[App page](https://appshunter.io/ios/app/vernier-graphical-analysis/id1385963326)

This app allows science students to collect, graph, and analyze data from Vernier sensors. It supports various sensor types, offers multiple data collection modes, and provides powerful analysis tools like curve fitting and statistics. Data can be shared and exported for reports and further analysis.

**Highlights:** Multi-sensor data collection, Various data collection modes, Simultaneous graph display, Data table view, Curve fitting, Statistical calculations, Data export (.CSV)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Helpful for physics/chemistry labs
- 👍 Easy to use interface
- 💡 Useful data analysis features

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔋 Drains battery quickly
- 🤯 Bizarre and unexplained glitches
- 🤢 Caused health issues for some users

**Reported bugs**

- App freezes and becomes unresponsive
- Sensor data not accurately recorded
- Unexpected app behavior and strange visual effects

**Requested features**

- More stable and reliable performance
- Better compatibility with older devices
- Improved Bluetooth connectivity


## Frequently asked questions

### Is phyphox free?

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

### Is Vernier Graphical Analysis free?

Vernier Graphical Analysis is free to download, with no in-app purchases.

### Which has better reviews, phyphox or Vernier Graphical Analysis?

phyphox is rated higher. phyphox averages 4.6 out of 5 from 272 ratings, while Vernier Graphical Analysis averages 2.1 from 521 ratings.

### Do phyphox or Vernier Graphical Analysis have ads?

Neither phyphox nor Vernier Graphical Analysis shows ads.

### Which is updated more often, phyphox or Vernier Graphical Analysis?

phyphox ships an update every 3 months, and Vernier Graphical Analysis every 2 months. Most recently, phyphox was updated on September 24, 2026 and Vernier Graphical Analysis on September 22, 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.*