# CARBONcontrol vs D

The clearest difference is iOS requirement: CARBONcontrol at 12.0 against D's 17.0. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 9, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | CARBONcontrol | D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 45 MB | 33 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [HIT Music](https://appshunter.io/developer/1438615693) | [Yamaha Corporation](https://appshunter.io/developer/353469356) |

## What reviewers say

### CARBONcontrol

[App page](https://appshunter.io/ios/app/carboncontrol/id6740755119)

**In-app purchases:** none


### D

[App page](https://appshunter.io/ios/app/d-remote/id6745768913)

**In-app purchases:** none


## Frequently asked questions

### Is CARBONcontrol free?

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

### Is D free?

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

### Do CARBONcontrol or D have ads?

Neither CARBONcontrol nor D shows ads.

### Which is updated more often, CARBONcontrol or D?

CARBONcontrol ships an update every 2 months, and D every 2 months. Most recently, CARBONcontrol was updated on September 9, 2026 and D on September 8, 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.*