# Decibel Meter Master vs Decibel Meter

The clearest difference is in-app purchases: Decibel Meter Master at none against Decibel Meter's 4. Decibel Meter Master also leads on ads (none vs shown) and ratings volume (3.2K vs 719). Decibel Meter's advantage is update cadence (every 6 weeks vs every 6 months). On price, rating, review sentiment and device support there is nothing between them.

Both are free to download. Decibel Meter sells 4 in-app purchases, starting at $1.99 per 7 days. Decibel Meter Master asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Decibel Meter Master against 4.6 for Decibel Meter. Both are backed by a comparable volume of ratings — 3.2K and 719 respectively. Written reviews are what separate them: 52% of Decibel Meter Master's written reviews are positive against 57% of Decibel Meter's.

Decibel Meter Master ships an update every 6 months, Decibel Meter every 6 weeks. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Decibel Meter Master | Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (3.2K ratings)](https://appshunter.io/ios/app/decibel-meter-master/id1281344281/reviews)** | [4.6 (719 ratings)](https://appshunter.io/ios/app/decibel-meter-db/id1521325229/reviews) |
| Number of ratings | **3.2K** | 719 |
| Positive reviews | 51.9% of reviews | **56.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 36 MB |
| Requires iOS | **9.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [燕辉 冯](https://appshunter.io/developer/1264665476) | [Devnex](https://appshunter.io/developer/1486636842) |

## What reviewers say

### Decibel Meter Master

[App page](https://appshunter.io/ios/app/decibel-meter-master/id1281344281)

This tool transforms your iPhone into a professional sound level meter. It accurately measures ambient noise levels, providing real-time decibel readings directly on your device.

**Highlights:** Measures sound level, Acts as a decibel meter, Uses iPhone as a meter, Measures noise level

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Simple and easy to use
- 👍 Useful for measuring sound levels
- 🆓 Free app

**What reviewers complain about**

- 🐛 Inaccurate readings
- 🔍 Questionable security with clipboard access
- 🔧 Doesn't work consistently

**Reported bugs**

- Spelling mistakes in the app
- Inconsistent behavior across devices

**Requested features**

- Add calibration option
- Ability to save and review measurements
- Frequency profile display


### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-db/id1521325229)

Easily measure sound levels with this accurate and intuitive tool. It displays current, maximum, and average decibel values, along with a graphical overview for quick comprehension. This utility is completely free to use.

**Highlights:** Simple and easy to use, Quick and accurate dB measuring, All-in-one meter, Maximum, current, and average values, Gauge meter display, Values displayed in graph

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $1.99 | per 7 days |
| Monthly Subscription | $2.99 | per month |
| Weekly Subscription | $3.99 | per 7 days |
| Half-Yearly Subscription | $9.49 | per 6 months |

**What reviewers like**

- 🚀 Fast and reliable
- 👍 Easy to use
- 🔍 Accurate readings
- 📏 Good for monitoring sound levels
- 🔊 Useful for music/audio enthusiasts

**What reviewers complain about**

- 🐛 Crashes/freezes on some devices
- 💰 Misleading about free features
- 📢 Excessive ads/prompts to buy premium
- 🤔 Inconsistent readings compared to other apps

**Reported bugs**

- Unable to close the app or cancel Google requests
- Recordings not saving despite claims of free saving

**Requested features**

- Add ability to save/export recordings
- Provide more customization options (weighting, etc.)
- Improve stability and reduce crashes


## Frequently asked questions

### Is Decibel Meter Master free?

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

### Is Decibel Meter free?

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

### Which has better reviews, Decibel Meter Master or Decibel Meter?

Decibel Meter Master is rated higher. Decibel Meter Master averages 4.6 out of 5 from 3.2K ratings, while Decibel Meter averages 4.6 from 719 ratings.

### Do Decibel Meter Master or Decibel Meter have ads?

Decibel Meter shows ads; Decibel Meter Master does not.

### Which is updated more often, Decibel Meter Master or Decibel Meter?

Decibel Meter Master ships an update every 6 months, and Decibel Meter every 6 weeks. Most recently, Decibel Meter Master was updated on October 21, 2026 and Decibel Meter on October 14, 2026.

---

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