# Sensorist vs ESP

The clearest difference is in-app purchases: Sensorist at none against ESP's 1. Sensorist also leads on iOS requirement (12.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. ESP sells 1 one-off in-app purchase. Sensorist asks for nothing beyond the download.

## The numbers

| Metric | Sensorist | ESP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/sensorist/id692718523/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 1 MB | 1 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sensorist ApS](https://appshunter.io/developer/692718526) | [Wuhan FireFrog Technology Co., Ltd.](https://appshunter.io/developer/917083159) |

## What reviewers say

### Sensorist

[App page](https://appshunter.io/ios/app/sensorist/id692718523)

Monitor environmental conditions like temperature, humidity, and air quality remotely. Access your data from anywhere via the web or mobile app. Requires dedicated hardware to function.

**Highlights:** Measure temperature, humidity, CO2, VOC, Monitor barometric pressure and water levels, Online data storage, Remote access via website and app, Requires dedicated hardware

**Features:** macOS Compatibility

**In-app purchases:** none


### ESP

[App page](https://appshunter.io/ios/app/esp-airlink/id6756355176)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| a cup of coffee | $0.99 | one-time |


## Frequently asked questions

### Is Sensorist free?

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

### Is ESP free?

ESP is free to download, with in-app purchases available.

### Do Sensorist or ESP have ads?

Neither Sensorist nor ESP shows ads.

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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.*