# Carbon vs Edson Viana

Carbon and Edson Viana are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Carbon | Edson Viana |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 19 MB | 12 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Membox](https://appshunter.io/developer/1769673407) | [ON TECH DIGITAL LTDA](https://appshunter.io/developer/1723496707) |

## What reviewers say

### Carbon

[App page](https://appshunter.io/ios/app/carbon/id6737690775)

**Features:** macOS Compatibility

**In-app purchases:** none


### Edson Viana

[App page](https://appshunter.io/ios/app/edson-viana/id6738529688)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Carbon free?

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

### Is Edson Viana free?

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

### Do Carbon or Edson Viana have ads?

Neither Carbon nor Edson Viana shows ads.

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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.*