# NoiseLog vs dB Meter

The clearest difference is price: NoiseLog at Free against dB Meter's $12.99. dB Meter's advantage is ads (none vs shown) and device support (3 vs 1). On update cadence, in-app purchases and iOS requirement there is nothing between them.

NoiseLog is free to download; dB Meter costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NoiseLog ships an update every 3 weeks, dB Meter monthly. Both last shipped on October 28, 2026.

## The numbers

| Metric | NoiseLog | dB Meter |
| --- | --- | --- |
| Price | **Free** | $12.99 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 4 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Kai Hoeher](https://appshunter.io/developer/693968628) | [Birkan Aksoy](https://appshunter.io/developer/1626910993) |

## What reviewers say

### NoiseLog

[App page](https://appshunter.io/ios/app/noiselog-decibel-meter/id6766041381)

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

**In-app purchases:** none


### dB Meter

[App page](https://appshunter.io/ios/app/db-meter-sound-level/id6784445985)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NoiseLog free?

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

### Is dB Meter free?

dB Meter costs $12.99, with no in-app purchases.

### Do NoiseLog or dB Meter have ads?

NoiseLog shows ads; dB Meter does not.

### Which is updated more often, NoiseLog or dB Meter?

NoiseLog ships an update every 3 weeks, and dB Meter monthly. Most recently, NoiseLog was updated on October 28, 2026 and dB Meter on October 28, 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.*