# Гостевик vs Physics Labs

The clearest difference is ads: Гостевик at none against Physics Labs's shown. Гостевик also leads on update cadence (every 3 days vs every 2 weeks) and iOS requirement (12.1 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.

Гостевик ships an update every 3 days, Physics Labs every 2 weeks. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Гостевик | 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 | 29 MB | 32 MB |
| Requires iOS | **12.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Artem Shevchenko](https://appshunter.io/developer/1632741884) | [Huseyin Aykut Uludag](https://appshunter.io/developer/1469165629) |

## What reviewers say

### Гостевик

[App page](https://appshunter.io/ios/app/id1632741882)

**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 Гостевик free?

Гостевик 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 Гостевик or Physics Labs have ads?

Physics Labs shows ads; Гостевик does not.

### Which is updated more often, Гостевик or Physics Labs?

Гостевик ships an update every 3 days, and Physics Labs every 2 weeks. Most recently, Гостевик was updated on November 7, 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.*