# Garage Guard vs Physics Labs

The clearest difference is ads: Garage Guard at none against Physics Labs's shown. Garage Guard also leads on update cadence (every 3 days vs every 2 weeks) and iOS requirement (13.0 vs 15.6). 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.

Garage Guard ships an update every 3 days, Physics Labs every 2 weeks. The most recent releases landed on October 14, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Garage Guard | Physics Labs |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | — | Ad-supported |
| Size | 211 MB | 32 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Guardian Shanghai Co., Ltd.](https://appshunter.io/developer/1501278197) | [Huseyin Aykut Uludag](https://appshunter.io/developer/1469165629) |

## What reviewers say

### Garage Guard

[App page](https://appshunter.io/ios/app/garage-guard/id6443540632)

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

**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 Garage Guard free?

Garage Guard 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 Garage Guard or Physics Labs have ads?

Physics Labs shows ads; Garage Guard does not.

### Which is updated more often, Garage Guard or Physics Labs?

Garage Guard ships an update every 3 days, and Physics Labs every 2 weeks. Most recently, Garage Guard was updated on October 14, 2026 and Physics Labs on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*