# C vs Dhru One

The clearest difference is update cadence: Dhru One at every 2 months against C's every 8 months. C's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 16.4). On price, ads and in-app purchases 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 8 months, Dhru One every 2 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | C | Dhru One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/c-assist/id906611059/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 27.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 26 MB | 41 MB |
| Requires iOS | **8.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CASIO COMPUTER CO., LTD.](https://appshunter.io/developer/456569836) | [DHRU CLOUD PRIVATE LIMITED](https://appshunter.io/developer/988732507) |

## What reviewers say

### C

[App page](https://appshunter.io/ios/app/c-assist/id906611059)

Connect your iOS device to a CASIO projector to wirelessly display documents, images, live camera feeds, and web pages. It also allows for remote control of a connected computer for enhanced presentations.

**Highlights:** Wireless projection of documents and images, Live camera feed projection, Web page projection, Remote computer control, Supports Word, Excel, PowerPoint, PDF, JPEG, PNG, BMP

**Features:** Vision Pro support

**In-app purchases:** none


### Dhru One

[App page](https://appshunter.io/ios/app/dhru-one/id6779272465)

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

**In-app purchases:** none


## Frequently asked questions

### Is C free?

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

### Is Dhru One free?

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

### Do C or Dhru One have ads?

Neither C nor Dhru One shows ads.

### Which is updated more often, C or Dhru One?

C ships an update every 8 months, and Dhru One every 2 months. Most recently, C was updated on November 3, 2026 and Dhru One on October 31, 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.*