# Decibels vs Decibel Meter A+

The clearest difference is ads: Decibels at none against Decibel Meter A+'s shown. Decibels also leads on update cadence (weekly vs every 6 weeks) and iOS requirement (11.0 vs 15.0). Decibel Meter A+'s advantage is review sentiment (89% vs 67%). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Decibels sells 2 one-off in-app purchases and Decibel Meter A+ sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Decibels ships an update weekly, Decibel Meter A+ every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Decibels | Decibel Meter A+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (265 ratings)](https://appshunter.io/ios/app/decibels-db-sound-level-meter/id383207286/reviews)** | — |
| Number of ratings | **265** | — |
| Positive reviews | 66.9% of reviews | **89.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 18 MB | 5 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Bannach](https://appshunter.io/developer/286310199) | [BO YOUNG PARK](https://appshunter.io/developer/1291813217) |

## What reviewers say

### Decibels

[App page](https://appshunter.io/ios/app/decibels-db-sound-level-meter/id383207286)

Measure and analyze ambient noise levels with a stylish interface. Capture photos with sound level data, and share or print your findings. Enhance analysis with advanced features like frequency weighting and chart recording through an in-app purchase.

**Highlights:** Analog dB(A) display, Photo with sound level, Share/print/store photos, Select frequency weightings (A, C, Z), Record decibels on strip charts, Annotate strip charts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional Controls | $1.99 | one-time |
| Beautiful Strip Chart Recorder | $2.99 | one-time |

**What reviewers like**

- 👍 Simple and straightforward
- 📏 Effective for measuring sound levels
- 🔍 Useful for various applications (e.g. home, construction)
- 🎨 Clean and elegant interface
- 💡 Ability to take photos with readings

**What reviewers complain about**

- 🐛 Occasional crashes or freezes
- 🔢 Limited measurement range (max 100 dB)
- 🔍 Questionable accuracy, especially at lower levels
- 📊 Lack of advanced features (e.g. digital readout, data logging)

**Reported bugs**

- Crashes when trying to save images
- Compatibility issues with newer iOS versions
- Needle getting stuck at certain levels

**Requested features**

- Digital readout in addition to analog meter
- Ability to save/export measurement history
- Support for different weighting scales (A, C, Z)
- Landscape mode support
- Customizable appearance options


### Decibel Meter A+

[App page](https://appshunter.io/ios/app/decibel-meter-a-plus/id6450104699)

This app measures and analyzes environmental noise in real time, providing accurate dB levels and statistical data. It features a simple interface for detecting subtle noises, with recording and sharing capabilities to manage noise data effectively and promote a safer environment.

**Highlights:** Real-time dB level monitoring, Environmental noise analysis, Noise measurement recording, Data sharing capabilities, Intuitive user interface, Statistical data generation

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Coffee for App Developers | $1.99 | one-time |
| Coffee + Cake for App Devs | $3.99 | one-time |


## Frequently asked questions

### Is Decibels free?

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

### Is Decibel Meter A+ free?

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

### Do Decibels or Decibel Meter A+ have ads?

Decibel Meter A+ shows ads; Decibels does not.

### Which is updated more often, Decibels or Decibel Meter A+?

Decibels ships an update weekly, and Decibel Meter A+ every 6 weeks. Most recently, Decibels was updated on November 1, 2026 and Decibel Meter A+ 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.*