# Carbones vs DB

The clearest difference is in-app purchases: Carbones at none against DB's 3. DB's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. DB sells 3 in-app purchases, starting at $3.99 per 7 days. Carbones asks for nothing beyond the download.

## The numbers

| Metric | Carbones | DB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (37 ratings)](https://appshunter.io/ios/app/db-decibel-sound-level-meter/id6449352632/reviews)** |
| Number of ratings | — | **37** |
| Positive reviews | — | 3.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 5 months |
| Monetization | — | Free with in-app purchases |
| Size | 78 MB | 60 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Soluzioni Opensource M3 S.r.L.](https://appshunter.io/developer/1634774290) | [Guangzhou Linke Technology Co., Ltd](https://appshunter.io/developer/6776569852) |

## What reviewers say

### Carbones

[App page](https://appshunter.io/ios/app/carbones/id1634774288)

**In-app purchases:** none


### DB

[App page](https://appshunter.io/ios/app/db-decibel-sound-level-meter/id6449352632)

Measure sound levels with high precision in real-time. Get detailed reports, share data easily, and export audio. Features a minimalist design for quick measurements.

**Highlights:** High precision real-time measurement, Location information for measurements, Detailed measurement reports, One-click sharing of data, Export audio data, Minimalist design

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly membership | $3.99 | per 7 days |
| Monthly membership | $4.99 | per month |
| Yearly memberShip | $14.99 | per year |


## Frequently asked questions

### Is Carbones free?

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

### Is DB free?

DB is free to download, with in-app purchases available.

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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.*