# dB vs Fish Metronome

The clearest difference is in-app purchases: dB at none against Fish Metronome's 2. Fish Metronome's advantage is update cadence (weekly vs every 5 months) and device support (5 vs 1). On price and ads there is nothing between them.

Both are free to download. Fish Metronome sells 2 in-app purchases, starting at $1.99 per 7 days. dB asks for nothing beyond the download.

dB ships an update every 5 months, Fish Metronome weekly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | dB | Fish Metronome |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Free | — |
| Size | 6 MB | 36 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Kurenz Music GbR](https://appshunter.io/developer/544695186) | [之泉 夏](https://appshunter.io/developer/1541453172) |

## What reviewers say

### dB

[App page](https://appshunter.io/ios/app/db-meter/id635309215)

This application measures sound pressure levels in decibels using a retro-style design. It displays both average and peak levels in real-time, with digital readouts alongside analog meters.

**Highlights:** Measures sound pressure in decibels (dB), Retro-style analog display, Real-time average and peak level readings, Digital value readout, High-frequency sampling (44.1 kHz)

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

**In-app purchases:** none


### Fish Metronome

[App page](https://appshunter.io/ios/app/fish-metronome/id6758371660)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $1.99 | per 7 days |
| Yearly Plan | $49.99 | per year |


## Frequently asked questions

### Is dB free?

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

### Is Fish Metronome free?

Fish Metronome is free to download, with in-app purchases available.

### Do dB or Fish Metronome have ads?

Neither dB nor Fish Metronome shows ads.

### Which is updated more often, dB or Fish Metronome?

dB ships an update every 5 months, and Fish Metronome weekly. Most recently, dB was updated on October 23, 2026 and Fish Metronome on October 24, 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.*