# Decibel Meter vs BLE Access Control

The clearest difference is in-app purchases: BLE Access Control at none against Decibel Meter's 2. BLE Access Control also leads on ads (none vs shown) and iOS requirement (12.0 vs 16.0). Decibel Meter's advantage is update cadence (every 3 weeks vs every 5 months). On price and device support there is nothing between them.

Both are free to download. Decibel Meter sells 2 in-app purchases, starting at $0.99 per month. BLE Access Control asks for nothing beyond the download.

Decibel Meter ships an update every 3 weeks, BLE Access Control every 5 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Decibel Meter | BLE Access Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (222 ratings)](https://appshunter.io/ios/app/decibel-meter-sound-meter/id1373636871/reviews)** | — |
| Number of ratings | **222** | — |
| Positive reviews | 40.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 14 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MYSTIC MOBILE APPS LLC](https://appshunter.io/developer/1481942662) | [INELCOM TECHNOLOGY SOCIEDAD LIMITADA](https://appshunter.io/developer/1802572214) |

## What reviewers say

### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-sound-meter/id1373636871)

Transform your smartphone into a precise sound measuring device. This app uses your phone's microphone to display real-time decibel levels with clear descriptions. Analyze sound over time, calibrate for accuracy, and share your findings easily.

**Highlights:** Real-time decibel measurement, Min, average, and max sound levels, Apple Watch integration, Customizable calibration, Data sharing (CSV, screenshots), Historical data tracking, Cloud data storage

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Sound Meter+ | $0.99 | per month |
| Annual Sound Meter+ | $5.99 | per year |


### BLE Access Control

[App page](https://appshunter.io/ios/app/ble-access-control/id1508769003)

**In-app purchases:** none


## Frequently asked questions

### Is Decibel Meter free?

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

### Is BLE Access Control free?

BLE Access Control is free to download, with no in-app purchases.

### Do Decibel Meter or BLE Access Control have ads?

Decibel Meter shows ads; BLE Access Control does not.

### Which is updated more often, Decibel Meter or BLE Access Control?

Decibel Meter ships an update every 3 weeks, and BLE Access Control every 5 months. Most recently, Decibel Meter was updated on October 24, 2026 and BLE Access Control on October 25, 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.*