# NVTracker vs dB Decibel

The clearest difference is in-app purchases: NVTracker at none against dB Decibel's 1. NVTracker also leads on ads (none vs shown) and iOS requirement (16.6 vs 18.0). dB Decibel's advantage is update cadence (every 4 days vs every 3 months). On price and device support there is nothing between them.

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

NVTracker ships an update every 3 months, dB Decibel every 4 days. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | NVTracker | dB Decibel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/db-decibel-sound-level-meter/id6777625723/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 60 MB | 4 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Novatronica](https://appshunter.io/developer/1466054131) | [Levin David Schwab](https://appshunter.io/developer/1896432297) |

## What reviewers say

### NVTracker

[App page](https://appshunter.io/ios/app/nvtracker/id1565130434)

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

**In-app purchases:** none


### dB Decibel

[App page](https://appshunter.io/ios/app/db-decibel-sound-level-meter/id6777625723)

This application measures ambient noise levels in decibels in real-time, providing honest readings by indicating when sounds are too low or too loud for the microphone. It offers various professional metrics and features for detailed sound analysis, with an option for advanced tools via a one-time purchase.

**Highlights:** Real-time dB(A) sound level measurement, Peak hold and honest readings (clipping/near-silence detection), Professional metrics (Leq, L10, L90), Safe-listening time estimate, Dominant frequency and live graph, Evidence Mode for noise-event logging, Live Sound ID for noise identification

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decibel Pro | $4.99 | one-time |


## Frequently asked questions

### Is NVTracker free?

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

### Is dB Decibel free?

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

### Do NVTracker or dB Decibel have ads?

dB Decibel shows ads; NVTracker does not.

### Which is updated more often, NVTracker or dB Decibel?

NVTracker ships an update every 3 months, and dB Decibel every 4 days. Most recently, NVTracker was updated on October 20, 2026 and dB Decibel on October 14, 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.*