# Simplex vs dB Meter

The clearest difference is ads: Simplex at none against dB Meter's shown. Simplex also leads on iOS requirement (9.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Simplex | dB Meter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | — |
| Size | 34 MB | 20 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ACRI](https://appshunter.io/developer/1439465848) | [SOAD HAMADEH](https://appshunter.io/developer/1627984551) |

## What reviewers say

### Simplex

[App page](https://appshunter.io/ios/app/simplex/id1439465849)

**Features:** macOS Compatibility

**In-app purchases:** none


### dB Meter

[App page](https://appshunter.io/ios/app/db-meter-noise-analyzer/id6755644177)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simplex free?

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

### Is dB Meter free?

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

### Do Simplex or dB Meter have ads?

dB Meter shows ads; Simplex does not.

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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.*