# Decibels vs Rede Líbano

The clearest difference is in-app purchases: Rede Líbano at none against Decibels's 1. Rede Líbano also leads on update cadence (every 13 months vs every 30 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Decibels sells 1 in-app purchase, starting at $3.99 per month. Rede Líbano asks for nothing beyond the download.

Decibels ships an update every 30 months, Rede Líbano every 13 months. The most recent releases landed on October 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Decibels | Rede Líbano |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (22 ratings)](https://appshunter.io/ios/app/decibels-sound-level-db-meter/id1590741461/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 13 months** |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 37 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Real Vision Ltd](https://appshunter.io/developer/1447773149) | [MAV X Tecnologia](https://appshunter.io/developer/1513392890) |

## What reviewers say

### Decibels

[App page](https://appshunter.io/ios/app/decibels-sound-level-db-meter/id1590741461)

Measure sound levels in decibels using your device's microphone. View real-time graphs and historical data to detect noise pollution and protect your hearing. Calibrate for accurate readings across various environments.

**Highlights:** Measures sound in decibels (dB), Displays sound samples on a graph, Detects loud and low environmental noise, Calibrated for accuracy, Shows min/avg/max decibel values, Saves data and view history, Calibrates decibel for each device

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| dB Meter Full App Access | $3.99 | per month |


### Rede Líbano

[App page](https://appshunter.io/ios/app/rede-libano/id6471668437)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Decibels free?

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

### Is Rede Líbano free?

Rede Líbano is free to download, with no in-app purchases.

### Do Decibels or Rede Líbano have ads?

Neither Decibels nor Rede Líbano shows ads.

### Which is updated more often, Decibels or Rede Líbano?

Decibels ships an update every 30 months, and Rede Líbano every 13 months. Most recently, Decibels was updated on October 24, 2026 and Rede Líbano on September 19, 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.*