# BOBOS vs Decibel Meter Pro

The clearest difference is in-app purchases: BOBOS at none against Decibel Meter Pro's 1. BOBOS also leads on ads (none vs shown) and iOS requirement (9.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. Decibel Meter Pro sells 1 one-off in-app purchase. BOBOS asks for nothing beyond the download.

## The numbers

| Metric | BOBOS | Decibel Meter Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/decibel-meter-pro-sound-level/id6779537617/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 101 MB | 15 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [GUANDDONG TIANPU TECHNOLOGY GROUP CO.,LTD.](https://appshunter.io/developer/1637560013) | [Alper Sumer Guc](https://appshunter.io/developer/1896672915) |

## What reviewers say

### BOBOS

[App page](https://appshunter.io/ios/app/bobos/id6738467907)

**Features:** macOS Compatibility

**In-app purchases:** none


### Decibel Meter Pro

[App page](https://appshunter.io/ios/app/decibel-meter-pro-sound-level/id6779537617)

Transform your device into a professional sound level meter. Analyze noise in dB, dBA, and dBC, view frequency spectrums, and understand your safe noise exposure limits. Record, prove, and share measurements with detailed reports and location data.

**Highlights:** Real-time spectrum analyzer, Live spectrogram, Noise dose tracking, Loud-sound alerts, Audio recording and playback, CSV data export, Calibration

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decibel Meter - Premium | $2.99 | one-time |


## Frequently asked questions

### Is BOBOS free?

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

### Is Decibel Meter Pro free?

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

### Do BOBOS or Decibel Meter Pro have ads?

Decibel Meter Pro shows ads; BOBOS does not.

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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.*