# Decibel Meter vs HookLab AI

The clearest difference is ads: HookLab AI at none against Decibel Meter's shown. HookLab AI also leads on iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Decibel Meter sells 4 in-app purchases, starting at $0.99 per 7 days and HookLab AI sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Decibel Meter | HookLab AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/decibel-meter-noise-level-db/id1501310833/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 11 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Grima Hdez](https://appshunter.io/developer/1741481582) | [Strategy Trader Inc.](https://appshunter.io/developer/6786782067) |

## What reviewers say

### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-noise-level-db/id1501310833)

Measure sound levels with your device's microphone. Track noise over time, set alerts, and log recordings with notes and locations. Export reports for personal records.

**Highlights:** Live dB measurement with gauge and chart, Frequency weighting (A, C, Z), Noise dose calculation (NIOSH, OSHA), Save recordings with notes and location, Noise alerts and hearing safety guide, Exportable PDF, CSV, and image reports

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decibel Sound Meter Pro Weekly | $0.99 | per 7 days |
| Pro Monthly | $1.99 | per month |
| Decibel Sound Meter Pro Yearly | $4.99 | per year |
| Decibel Pro Lifetime | $9.99 | one-time |


### HookLab AI

[App page](https://appshunter.io/ios/app/hooklab-ai/id6786782065)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Silver | $9.99 | per month |
| Gold | $24.99 | per month |
| Platinum | $49.99 | per month |


## Frequently asked questions

### Is Decibel Meter free?

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

### Is HookLab AI free?

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

### Do Decibel Meter or HookLab AI have ads?

Decibel Meter shows ads; HookLab AI 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.*