# BPM detector vs dB Decibel Meter

The clearest difference is review sentiment: BPM detector at 100% against dB Decibel Meter's 22%. BPM detector also leads on ads (none vs shown). dB Decibel Meter's advantage is update cadence (every 8 days vs every 10 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. BPM detector sells 1 one-off in-app purchase and dB Decibel Meter sells 5 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

BPM detector ships an update every 10 months, dB Decibel Meter every 8 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | BPM detector | dB Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (123 ratings)](https://appshunter.io/ios/app/db-decibel-meter-noise-level/id6778630195/reviews)** |
| Number of ratings | — | **123** |
| Positive reviews | **100.0% of reviews** | 22.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 8 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 1 MB | 72 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Felix-Florian Flesch](https://appshunter.io/developer/1555591158) | [Shenzhen Yiken Technology Co., Ltd](https://appshunter.io/developer/1763774410) |

## What reviewers say

### BPM detector

[App page](https://appshunter.io/ios/app/bpm-detector/id1586439275)

Easily measure the tempo of any song by tapping along with its beat. This utility works on your phone or smartwatch, helping you quickly find the beats per minute.

**Highlights:** Tap to detect BPM, Works on phone and watch, Simple interface, Real-time tempo measurement

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Customization | $0.99 | one-time |


### dB Decibel Meter

[App page](https://appshunter.io/ios/app/db-decibel-meter-noise-level/id6778630195)

Measure real-time sound levels with this tool, offering A-weighting and frequency analysis. Record audio, take photos, and capture videos with embedded decibel data for evidence and safety checks. Includes a reference guide for understanding noise ranges.

**Highlights:** Real-time SPL measurement, A-weighting and frequency weighting, Audio recording with decibel data, Photo and video capture with noise marks, Noise level scale and reference guide, Export records in MP3, PDF, CSV

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $6.99 | per 7 days |
| Weekly Subscription | $9.99 | per 7 days |
| Monthly Subscription | $19.99 | per month |
| Yearly Subscription | $59.99 | per year |
| Lifetime Member | $99.99 | one-time |


## Frequently asked questions

### Is BPM detector free?

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

### Is dB Decibel Meter free?

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

### Do BPM detector or dB Decibel Meter have ads?

dB Decibel Meter shows ads; BPM detector does not.

### Which is updated more often, BPM detector or dB Decibel Meter?

BPM detector ships an update every 10 months, and dB Decibel Meter every 8 days. Most recently, BPM detector was updated on November 3, 2026 and dB Decibel Meter on November 5, 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.*