# BlurData vs Decibel Meter

The clearest difference is iOS requirement: Decibel Meter at 13.0 against BlurData's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. BlurData sells 2 in-app purchases, starting at $2.99 per month and Decibel Meter sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BlurData | Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (10 ratings)](https://appshunter.io/ios/app/decibel-meter-sound-analyzer/id6482288270/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 32 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Ancona](https://appshunter.io/developer/1450091570) | [Bustgrow Ltd](https://appshunter.io/developer/1729557461) |

## What reviewers say

### BlurData

[App page](https://appshunter.io/ios/app/blurdata/id6478813495)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly PRO | $2.99 | per month |
| Annual PRO | $7.99 | per year |


### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-sound-analyzer/id6482288270)

Measure and understand ambient noise levels with this intuitive tool. It provides instant decibel readings, logs historical data with notes, and offers visual and auditory representations of sound. Ideal for ensuring safety, monitoring environments, or protecting hearing.

**Highlights:** Instant dB readings, Historical data logging, Add personal notes to recordings, Simple and intuitive interface, Real-time audio analysis, Visual and auditory sound representation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $4.99 | per month |
| Premium Access | $39.99 | per year |


## Frequently asked questions

### Is BlurData free?

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

### Is Decibel Meter free?

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

### Do BlurData or Decibel Meter have ads?

Neither BlurData nor Decibel Meter shows ads.

### Which is updated more often, BlurData or Decibel Meter?

BlurData ships an update every 3 weeks, and Decibel Meter every 3 weeks. Most recently, BlurData was updated on October 27, 2026 and Decibel Meter on October 24, 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.*