# CoChecker vs RoomAlyzer

The clearest difference is review sentiment: CoChecker at 50% against RoomAlyzer's 0%. CoChecker also leads on rating (2.7 vs 1.0) and update cadence (every 3 weeks vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

CoChecker holds the better App Store score, 2.7 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 50% of CoChecker's written reviews are positive against 0% of RoomAlyzer's.

CoChecker ships an update every 3 weeks, RoomAlyzer every 4 months. The most recent releases landed on August 8, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | CoChecker | RoomAlyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/cochecker/id1048961367/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/roomalyzer/id1603087705/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 4 MB | 15 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kane Asia Inc.](https://appshunter.io/developer/1542732944) | [IoT Fabrikken](https://appshunter.io/developer/1573581837) |

## What reviewers say

### CoChecker

[App page](https://appshunter.io/ios/app/cochecker/id1048961367)

This utility app transmits data through your device's audio jack. It is currently compatible with select high-end devices.

**Highlights:** Data transmission via audio jack, Compatible with select devices, Utility function

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

**In-app purchases:** none


### RoomAlyzer

[App page](https://appshunter.io/ios/app/roomalyzer/id1603087705)

Monitor your indoor climate with this app, which displays data from your RoomAlyzer sensor. Track temperature, humidity, CO2, VOCs, noise, and light levels. Receive analyses, statistics, warnings, and a mould prognosis.

**Highlights:** Indoor climate data overview, Temperature and humidity tracking, CO2, VOC, noise, and light level monitoring, Mould prognosis, Sensor usage statistics, Warnings and notifications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CoChecker free?

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

### Is RoomAlyzer free?

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

### Which has better reviews, CoChecker or RoomAlyzer?

CoChecker is rated higher. CoChecker averages 2.7 out of 5 from 3 ratings, while RoomAlyzer averages 1.0 from 1 ratings.

### Do CoChecker or RoomAlyzer have ads?

Neither CoChecker nor RoomAlyzer shows ads.

### Which is updated more often, CoChecker or RoomAlyzer?

CoChecker ships an update every 3 weeks, and RoomAlyzer every 4 months. Most recently, CoChecker was updated on August 8, 2026 and RoomAlyzer on June 4, 2026.

---

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