# CrowdSense vs Robot Reeva

The clearest difference is update cadence: Robot Reeva at fortnightly against CrowdSense's every 2 months. On price, ads, 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.

CrowdSense ships an update every 2 months, Robot Reeva fortnightly. The most recent releases landed on October 4, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | CrowdSense | Robot Reeva |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/crowdsense/id930853606/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 2 MB | 17 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kleomenis Katevas](https://appshunter.io/developer/526742174) | [Grigoriy Glazman](https://appshunter.io/developer/1448501053) |

## What reviewers say

### CrowdSense

[App page](https://appshunter.io/ios/app/crowdsense/id930853606)

This app allows researchers to collect rich mobile sensor data from iOS devices for studies. It prioritizes user control and transparency, requiring explicit permission before activating any sensor. Data collected can be easily accessed and exported for analysis.

**Highlights:** Continuous sensing with rich mobile sensor data, User control and explicit sensor permission, Support for a wide range of device sensors, Easy data access and export, Secure data sharing and USB export, Built on open-source SensingKit framework

**In-app purchases:** none


### Robot Reeva

[App page](https://appshunter.io/ios/app/robot-reeva/id1611372733)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CrowdSense free?

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

### Is Robot Reeva free?

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

### Do CrowdSense or Robot Reeva have ads?

Neither CrowdSense nor Robot Reeva shows ads.

### Which is updated more often, CrowdSense or Robot Reeva?

CrowdSense ships an update every 2 months, and Robot Reeva fortnightly. Most recently, CrowdSense was updated on October 4, 2026 and Robot Reeva on October 11, 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.*