# IDX Studios vs Decibel Meter

The clearest difference is in-app purchases: IDX Studios at none against Decibel Meter's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Decibel Meter sells 3 in-app purchases, starting at $2.99 per 7 days. IDX Studios asks for nothing beyond the download.

IDX Studios ships an update every 6 weeks, Decibel Meter monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | IDX Studios | Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (54 ratings)](https://appshunter.io/ios/app/decibel-meter-db-noise-level/id6744018521/reviews)** |
| Number of ratings | — | **54** |
| Positive reviews | — | 70.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 176 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [IDX Studio](https://appshunter.io/developer/1561704159) | [PaoApps](https://appshunter.io/developer/1746019535) |

## What reviewers say

### IDX Studios

[App page](https://appshunter.io/ios/app/idx-studios/id1569845847)

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

**In-app purchases:** none


### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-db-noise-level/id6744018521)

This tool transforms your iPhone into a real-time sound level meter. It measures and displays environmental noise in decibels, helping you monitor sound at home, work, or outdoors. Protect your hearing by detecting loud noises and staying aware of your sound environment.

**Highlights:** Real-time decibel measurement, Dynamic graph display, Min/Max/Average sound levels, Measuring timer, Pause and Reset buttons, Noise pollution checks

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access with Trial | $2.99 | per 7 days |
| Weekly Access | $2.99 | per 7 days |
| Yearly Access | $17.99 | per year |


## Frequently asked questions

### Is IDX Studios free?

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

### Is Decibel Meter free?

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

### Do IDX Studios or Decibel Meter have ads?

Neither IDX Studios nor Decibel Meter shows ads.

### Which is updated more often, IDX Studios or Decibel Meter?

IDX Studios ships an update every 6 weeks, and Decibel Meter monthly. Most recently, IDX Studios was updated on October 24, 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.*