# Docs Scanner vs Decibel Meter

The clearest difference is iOS requirement: Docs Scanner at 11.0 against Decibel Meter's 17.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Docs Scanner sells 1 one-off in-app purchase and Decibel Meter sells 4 in-app purchases, starting at $1.49 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Docs Scanner | Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/docs-scanner/id1377928645/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 17 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lionscope OÜ](https://appshunter.io/developer/1582133774) | [Asaru Labs LTD](https://appshunter.io/developer/1810982779) |

## What reviewers say

### Docs Scanner

[App page](https://appshunter.io/ios/app/docs-scanner/id1377928645)

Easily scan documents using your device's camera. The app automatically detects document edges and allows for manual adjustments. Convert scanned documents to color or black and white.

**Highlights:** Scan documents with camera, Auto detect document edges, Manual edge adjustment, Convert to color, Convert to black and white

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Free | $0.99 | one-time |


### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-db-meter/id6759848224)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $1.49 | per 7 days |
| Premium Version | $3.99 | per month |
| Premium Version | $19.99 | per year |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Docs Scanner free?

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

### Is Decibel Meter free?

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

### Do Docs Scanner or Decibel Meter have ads?

Both Docs Scanner and Decibel Meter show 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.*