# NoiseGate vs DB22

The clearest difference is update cadence: NoiseGate at fortnightly against DB22's every 2 months. DB22's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

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

NoiseGate ships an update fortnightly, DB22 every 2 months. The most recent releases landed on September 26, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | NoiseGate | DB22 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/noisegate/id1347811028/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | — |
| Size | 32 MB | 6 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Moritz Philip Recke](https://appshunter.io/developer/309299142) | [AIMIX Audio System Equipment Co., Ltd.](https://appshunter.io/developer/1231328086) |

## What reviewers say

### NoiseGate

[App page](https://appshunter.io/ios/app/noisegate/id1347811028)

This app helps you understand and avoid the negative health impacts of noise pollution. It features an interactive global map of noise levels and allows you to measure noise at your location to contribute to the database and make informed decisions for a healthier lifestyle.

**Highlights:** Global noise pollution heat map, Measure local noise levels, Health impact explanations, Contribute to global database, Mindful lifestyle guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### DB22

[App page](https://appshunter.io/ios/app/db22/id6743044922)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NoiseGate free?

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

### Is DB22 free?

DB22 is free to download, with no in-app purchases.

### Do NoiseGate or DB22 have ads?

Neither NoiseGate nor DB22 shows ads.

### Which is updated more often, NoiseGate or DB22?

NoiseGate ships an update fortnightly, and DB22 every 2 months. Most recently, NoiseGate was updated on September 26, 2026 and DB22 on October 17, 2026.

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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.*