# Open Campus Dagen vs Physics Labs

The clearest difference is ads: Open Campus Dagen at none against Physics Labs's shown. Open Campus Dagen also leads on iOS requirement (12.4 vs 15.6). Physics Labs's advantage is update cadence (every 2 weeks vs every 5 months). On price, 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.

Open Campus Dagen ships an update every 5 months, Physics Labs every 2 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Open Campus Dagen | Physics Labs |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | — | Ad-supported |
| Size | 28 MB | 32 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Delft University of Technology](https://appshunter.io/developer/352877212) | [Huseyin Aykut Uludag](https://appshunter.io/developer/1469165629) |

## What reviewers say

### Open Campus Dagen

[App page](https://appshunter.io/ios/app/open-campus-dagen/id1590226691)

**Features:** macOS Compatibility

**In-app purchases:** none


### Physics Labs

[App page](https://appshunter.io/ios/app/physics-labs/id6472849584)

This app uses your device's sensors to measure various physical quantities like acceleration, magnetic fields, and sound levels. View data in coordinates or scalar magnitude, and export it to Excel for analysis. It's a digital lab for your phone.

**Highlights:** Measure acceleration, magnetic fields, and sound levels, View data in X, Y, Z coordinates or scalar magnitude, Export sensor data to Excel for analysis, Eliminate gravity from acceleration measurements, Measure atmospheric pressure

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Open Campus Dagen free?

Open Campus Dagen is free to download, with no in-app purchases.

### Is Physics Labs free?

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

### Do Open Campus Dagen or Physics Labs have ads?

Physics Labs shows ads; Open Campus Dagen does not.

### Which is updated more often, Open Campus Dagen or Physics Labs?

Open Campus Dagen ships an update every 5 months, and Physics Labs every 2 weeks. Most recently, Open Campus Dagen was updated on November 3, 2026 and Physics Labs on November 4, 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.*