# C vs Core IoT App

The clearest difference is update cadence: C at every 5 days against Core IoT App's every 2 months. Core IoT App's advantage is iOS requirement (12.0 vs 15.6). 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.

C ships an update every 5 days, Core IoT App every 2 months. The most recent releases landed on October 10, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | C | Core IoT App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Size | 285 MB | 50 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [CMC CIST](https://appshunter.io/developer/1577886893) | [ADT EDUCATION TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1538320096) |

## What reviewers say

### C

[App page](https://appshunter.io/ios/app/c-meet/id6599835526)

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

**In-app purchases:** none


### Core IoT App

[App page](https://appshunter.io/ios/app/core-iot-app/id6741798294)

**In-app purchases:** none


## Frequently asked questions

### Is C free?

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

### Is Core IoT App free?

Core IoT App is free to download, with no in-app purchases.

### Do C or Core IoT App have ads?

Neither C nor Core IoT App shows ads.

### Which is updated more often, C or Core IoT App?

C ships an update every 5 days, and Core IoT App every 2 months. Most recently, C was updated on October 10, 2026 and Core IoT App on September 28, 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.*