# Decibel Reader vs Decibel Meter & Dosimeter

The clearest difference is review sentiment: Decibel Reader at 80% against Decibel Meter & Dosimeter's 0%. Decibel Reader also leads on rating (4.5 vs 4.1). Decibel Meter & Dosimeter's advantage is ads (none vs shown). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Decibel Reader sells 6 in-app purchases, starting at $3.99 per 7 days and Decibel Meter & Dosimeter sells 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Decibel Reader holds the better App Store score, 4.5 against 4.1. Both are backed by a comparable volume of ratings — 24 and 18 respectively. Written reviews point the same way: 80% of Decibel Reader's written reviews are positive against 0% of Decibel Meter & Dosimeter's.

Decibel Reader ships an update every 2 weeks, Decibel Meter & Dosimeter every 3 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Decibel Reader | Decibel Meter & Dosimeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (24 ratings)](https://appshunter.io/ios/app/decibel-reader/id6451411046/reviews)** | [4.1 (18 ratings)](https://appshunter.io/ios/app/decibel-meter-and-dosimeter/id6740248468/reviews) |
| Number of ratings | **24** | 18 |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 12 MB | 23 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andy Sutanto](https://appshunter.io/developer/1659282966) | [Mobile Card Games & Travel Apps LLC](https://appshunter.io/developer/453389232) |

## What reviewers say

### Decibel Reader

[App page](https://appshunter.io/ios/app/decibel-reader/id6451411046)

Measure ambient noise levels with real-time readings, tracking minimum, average, and maximum decibels. Offers calibration for accuracy and a dark mode for comfortable viewing. This tool helps you understand your sound environment.

**Highlights:** Real-time decibel measurement, Calibration for accuracy, Track min, average, and max noise levels, Dark mode for low-light use, Simple and intuitive interface

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decibel Meter Pro - 1 Week | $3.99 | per 7 days |
| Decibel Meter Pro - 1 Month | $7.99 | per month |
| Sound Level Meter - 6 Months | $19.99 | per 6 months |
| Noise Level Meter - 1 Year | $29.99 | per year |
| Decibel Meter Pro - 1Y 2 | $29.99 | per year |
| dB Meter Pro | $49.99 | one-time |


### Decibel Meter & Dosimeter

[App page](https://appshunter.io/ios/app/decibel-meter-and-dosimeter/id6740248468)

This app transforms your iPhone into a professional sound level meter. It provides real-time decibel monitoring, instant feedback on noise intensity, and smart notifications for safety limits. Track your noise exposure over time with detailed history and exportable reports.

**Highlights:** Real-time decibel monitoring, Noise exposure limit tracking, Detailed noise history, Exportable reports, Smart notifications, Professional calibration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| Annual Subscription | $24.99 | per year |
| Pro - NIOSH Noise Exposure | $4.99 | one-time |


## Frequently asked questions

### Is Decibel Reader free?

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

### Is Decibel Meter & Dosimeter free?

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

### Which has better reviews, Decibel Reader or Decibel Meter & Dosimeter?

Decibel Reader is rated higher. Decibel Reader averages 4.5 out of 5 from 24 ratings, while Decibel Meter & Dosimeter averages 4.1 from 18 ratings.

### Do Decibel Reader or Decibel Meter & Dosimeter have ads?

Decibel Reader shows ads; Decibel Meter & Dosimeter does not.

### Which is updated more often, Decibel Reader or Decibel Meter & Dosimeter?

Decibel Reader ships an update every 2 weeks, and Decibel Meter & Dosimeter every 3 weeks. Most recently, Decibel Reader was updated on October 22, 2026 and Decibel Meter & Dosimeter 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.*