# ZettaMic vs dB Meter Pro

The clearest difference is in-app purchases: ZettaMic at none against dB Meter Pro's 3. ZettaMic also leads on iOS requirement (9.3 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. dB Meter Pro sells 3 in-app purchases, starting at $2.99 per month. ZettaMic asks for nothing beyond the download.

## The numbers

| Metric | ZettaMic | dB Meter Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 12 MB | 2 MB |
| Requires iOS | **9.3** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RCS](https://appshunter.io/developer/348000582) | [Develak](https://appshunter.io/developer/1803580275) |

## What reviewers say

### ZettaMic

[App page](https://appshunter.io/ios/app/zettamic/id1141561379)

**Features:** macOS Compatibility

**In-app purchases:** none


### dB Meter Pro

[App page](https://appshunter.io/ios/app/db-meter-pro-sound-level/id6748346409)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Yearly | $14.99 | per year |
| Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is ZettaMic free?

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

### Is dB Meter Pro free?

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

### Do ZettaMic or dB Meter Pro have ads?

Neither ZettaMic nor dB Meter Pro 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.*