# CrowdSense vs OWON iMeter

The clearest difference is rating: CrowdSense at 5.0 against OWON iMeter's 4.0. On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CrowdSense holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

CrowdSense ships an update every 2 months, OWON iMeter every 3 months. The most recent releases landed on September 10, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | CrowdSense | OWON iMeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/crowdsense/id930853606/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/owon-imeter/id1607020484/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 2 MB | 56 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) | [Fujian Lilliput Optoelectronics Technology Co., Ltd.](https://appshunter.io/developer/1049176635) |

## 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


### OWON iMeter

[App page](https://appshunter.io/ios/app/owon-imeter/id1607020484)

This app enables remote monitoring, analysis, and data logging for smart Bluetooth multimeters. It allows for continuous real-time and offline recording, multi-device control, and abnormal data warnings, enhancing operator safety and simplifying data comparison.

**Highlights:** Remote real-time monitoring, Continuous offline recording, Multi-device control, Wireless safety monitoring, Graphic and table data presentation, Abnormal data warning system, Data backup and sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CrowdSense free?

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

### Is OWON iMeter free?

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

### Which has better reviews, CrowdSense or OWON iMeter?

CrowdSense is rated higher. CrowdSense averages 5.0 out of 5 from 1 ratings, while OWON iMeter averages 4.0 from 2 ratings.

### Do CrowdSense or OWON iMeter have ads?

Neither CrowdSense nor OWON iMeter shows ads.

### Which is updated more often, CrowdSense or OWON iMeter?

CrowdSense ships an update every 2 months, and OWON iMeter every 3 months. Most recently, CrowdSense was updated on September 10, 2026 and OWON iMeter on September 5, 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.*