# K4Ops vs Decibel Meter

The clearest difference is in-app purchases: K4Ops at none against Decibel Meter's 2. Decibel Meter's advantage is ratings volume (16 vs 4) and iOS requirement (13.0 vs 15.0). On price, rating and device support there is nothing between them.

Both are free to download. Decibel Meter sells 2 in-app purchases, starting at $6.49 per 7 days. K4Ops asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.8 for K4Ops against 3.7 for Decibel Meter. Both are backed by a comparable volume of ratings — 4 and 16 respectively.

## The numbers

| Metric | K4Ops | Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/k4ops/id1488958203/reviews)** | [3.7 (16 ratings)](https://appshunter.io/ios/app/decibel-meter-sound-detector/id1634779716/reviews) |
| Number of ratings | 4 | **16** |
| Positive reviews | — | 62.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 14 months | — |
| Monetization | **Free** | Subscription |
| Size | 147 MB | 80 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [K4Connect](https://appshunter.io/developer/950319358) | [Iryna Bernova](https://appshunter.io/developer/1633076266) |

## What reviewers say

### K4Ops

[App page](https://appshunter.io/ios/app/k4ops/id1488958203)

This utility app allows users to configure products from a specific provider. It requires contact with support for access to its configuration features.

**Highlights:** Product configuration, K4Connect product management, Utility tool

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

**In-app purchases:** none


### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-sound-detector/id1634779716)

This tool transforms your device into a professional sound level meter. It offers accurate, pre-calibrated measurements for various environments, from quiet rooms to loud stadiums. Integrate with health apps to track vibrations and analyze noise levels for personal or professional use.

**Highlights:** Professional sound level meter, Integrated spectrum analyzer, Hearing test and audiogram, Geolocation of measurements, Autosave and export, Calibration capabilities, Health app integration

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decibel Meter | $6.49 | per 7 days |
| Decibel Meter - Sound Detector | $10.99 | per 7 days |


## Frequently asked questions

### Is K4Ops free?

K4Ops is free to download, with no in-app purchases.

### Is Decibel Meter free?

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

### Which has better reviews, K4Ops or Decibel Meter?

K4Ops is rated higher. K4Ops averages 3.8 out of 5 from 4 ratings, while Decibel Meter averages 3.7 from 16 ratings.

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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.*