# Standard decibel meter vs Timer Calculator Tool

The clearest difference is ads: Timer Calculator Tool at none against Standard decibel meter's shown. On price, in-app purchases, device support and iOS requirement 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 | Standard decibel meter | Timer Calculator Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Weekly |
| Size | 13 MB | 11 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [治刚 王](https://appshunter.io/developer/1865482086) | [Favly Blonk](https://appshunter.io/developer/6781194935) |

## What reviewers say

### Standard decibel meter

[App page](https://appshunter.io/ios/app/standard-decibel-meter/id6757695530)

**Features:** macOS Compatibility

**In-app purchases:** none


### Timer Calculator Tool

[App page](https://appshunter.io/ios/app/timer-calculator-tool/id6789466805)

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

**In-app purchases:** none


## Frequently asked questions

### Is Standard decibel meter free?

Standard decibel meter is free to download, with no in-app purchases.

### Is Timer Calculator Tool free?

Timer Calculator Tool is free to download, with no in-app purchases.

### Do Standard decibel meter or Timer Calculator Tool have ads?

Standard decibel meter shows ads; Timer Calculator Tool 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.*