# Decibel Meter X vs Audio Decibels

The clearest difference is price: Decibel Meter X at Free against Audio Decibels's $0.49. Audio Decibels's advantage is device support (5 vs 2). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

Decibel Meter X is free to download; Audio Decibels costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

Decibel Meter X ships an update every 4 weeks, Audio Decibels monthly. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Decibel Meter X | Audio Decibels |
| --- | --- | --- |
| Price | **Free** | $0.49 |
| Rating | **[4.7 (56 ratings)](https://appshunter.io/ios/app/decibel-meter-x/id6478142605/reviews)** | — |
| Number of ratings | **56** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Free | — |
| Size | 6 MB | 1 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [永超 侯](https://appshunter.io/developer/906391544) | [Juan Camilo Marin Ochoa](https://appshunter.io/developer/1596861993) |

## What reviewers say

### Decibel Meter X

[App page](https://appshunter.io/ios/app/decibel-meter-x/id6478142605)

This application precisely measures sound levels and analyzes audio spectrums. It can also generate specific frequency sounds for testing, research, or therapeutic purposes. Its intuitive interface makes sound exploration accessible to all users.

**Highlights:** Precise decibel level measurement, Audio spectrum analysis, Spectrogram display, Generate specific frequency sounds, Intuitive user interface, Detailed usage instructions

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

**In-app purchases:** none


### Audio Decibels

[App page](https://appshunter.io/ios/app/audio-decibels/id6504136351)

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

**In-app purchases:** none


## Frequently asked questions

### Is Decibel Meter X free?

Decibel Meter X is free to download, with no in-app purchases.

### Is Audio Decibels free?

Audio Decibels costs $0.49, with no in-app purchases.

### Do Decibel Meter X or Audio Decibels have ads?

Neither Decibel Meter X nor Audio Decibels shows ads.

### Which is updated more often, Decibel Meter X or Audio Decibels?

Decibel Meter X ships an update every 4 weeks, and Audio Decibels monthly. Most recently, Decibel Meter X was updated on October 24, 2026 and Audio Decibels on October 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*