# MT GLOBAL vs Decibel Meter Pro

The clearest difference is in-app purchases: MT GLOBAL at none against Decibel Meter Pro's 1. MT GLOBAL also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.6). Decibel Meter Pro's advantage is update cadence (every 5 days vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. Decibel Meter Pro sells 1 one-off in-app purchase. MT GLOBAL asks for nothing beyond the download.

MT GLOBAL ships an update every 2 weeks, Decibel Meter Pro every 5 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | MT GLOBAL | Decibel Meter Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/decibel-meter-pro-sound-level/id6779537617/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 61 MB | 15 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Gokhan Yordem](https://appshunter.io/developer/1705740060) | [Alper Sumer Guc](https://appshunter.io/developer/1896672915) |

## What reviewers say

### MT GLOBAL

[App page](https://appshunter.io/ios/app/mt-global/id6464317869)

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

**In-app purchases:** none


### Decibel Meter Pro

[App page](https://appshunter.io/ios/app/decibel-meter-pro-sound-level/id6779537617)

Transform your device into a professional sound level meter. Analyze noise in dB, dBA, and dBC, view frequency spectrums, and understand your safe noise exposure limits. Record, prove, and share measurements with detailed reports and location data.

**Highlights:** Real-time spectrum analyzer, Live spectrogram, Noise dose tracking, Loud-sound alerts, Audio recording and playback, CSV data export, Calibration

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decibel Meter - Premium | $2.99 | one-time |


## Frequently asked questions

### Is MT GLOBAL free?

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

### Is Decibel Meter Pro free?

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

### Do MT GLOBAL or Decibel Meter Pro have ads?

Decibel Meter Pro shows ads; MT GLOBAL does not.

### Which is updated more often, MT GLOBAL or Decibel Meter Pro?

MT GLOBAL ships an update every 2 weeks, and Decibel Meter Pro every 5 days. Most recently, MT GLOBAL was updated on November 3, 2026 and Decibel Meter Pro on November 3, 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.*