# NetHelp vs Decibel Meter：Noise Detector

The clearest difference is ads: NetHelp at none against Decibel Meter：Noise Detector's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. NetHelp sells 1 in-app purchase, starting at $2.99 per year and Decibel Meter：Noise Detector sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

NetHelp ships an update every 3 days, Decibel Meter：Noise Detector every 5 days. The most recent releases landed on October 11, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | NetHelp | Decibel Meter：Noise Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/decibel-meternoise-detector/id6779128095/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 13 MB |
| Requires iOS | 18.6 | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [GOOD CYCLE LIMITED LIABILITY CO.](https://appshunter.io/developer/1873709885) | [Offline Music](https://appshunter.io/developer/1823656102) |

## What reviewers say

### NetHelp

[App page](https://appshunter.io/ios/app/nethelp/id6758568833)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premier Subscription | $2.99 | per year |


### Decibel Meter：Noise Detector

[App page](https://appshunter.io/ios/app/decibel-meternoise-detector/id6779128095)

This app provides real-time decibel readings, sound level monitoring, and voice-activated noise recording. It allows users to document noise levels with video evidence, including decibel watermarks and timestamps, all processed on-device for privacy.

**Highlights:** Real-time dB meter with max, min, average, Voice-activated noise recording, Video recording with decibel watermark, Timestamp and GPS overlay, On-device audio/video processing, Live Activity on Lock Screen

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DecibelPro Premium Weekly | $2.99 | per 7 days |
| DecibelPro Premium Monthly | $9.99 | per month |
| DecibelPro Premium Yearly | $19.99 | per year |
| DecibelPro Ads Free | $2.99 | one-time |


## Frequently asked questions

### Is NetHelp free?

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

### Is Decibel Meter：Noise Detector free?

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

### Do NetHelp or Decibel Meter：Noise Detector have ads?

Decibel Meter：Noise Detector shows ads; NetHelp does not.

### Which is updated more often, NetHelp or Decibel Meter：Noise Detector?

NetHelp ships an update every 3 days, and Decibel Meter：Noise Detector every 5 days. Most recently, NetHelp was updated on October 11, 2026 and Decibel Meter：Noise Detector on October 28, 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.*