# Decibel Check vs DR

The clearest difference is ads: Decibel Check at none against DR's shown. Decibel Check also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (13.0 vs 18.2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Decibel Check sells 2 in-app purchases, starting at $1.99 per month and DR sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Decibel Check ships an update every 3 weeks, DR every 2 months. The most recent releases landed on October 12, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Decibel Check | DR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/decibel-check/id6503355419/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 60 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Evo Tec Labs @ Pepperbit Online](https://appshunter.io/developer/1665371293) | [DR-Online Sp. z o.o.](https://appshunter.io/developer/1743786912) |

## What reviewers say

### Decibel Check

[App page](https://appshunter.io/ios/app/decibel-check/id6503355419)

Transform your smartphone into a precise sound level meter. Measure minimum, average, and maximum decibel levels with real-time visualizations and recording capabilities for detailed analysis. Gain insights into your auditory environment.

**Highlights:** Real-time Min, Avg, Max sound level measurement, Sound recording for analysis, Intuitive data visualizations, Clear and user-friendly interface, Precise sound measurements

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium MONTHLY | $1.99 | per month |
| Premium YEARLY | $9.99 | per year |


### DR

[App page](https://appshunter.io/ios/app/dr-soundmeter/id6759615031)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SoundMeter PRO | $1.99 | one-time |


## Frequently asked questions

### Is Decibel Check free?

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

### Is DR free?

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

### Do Decibel Check or DR have ads?

DR shows ads; Decibel Check does not.

### Which is updated more often, Decibel Check or DR?

Decibel Check ships an update every 3 weeks, and DR every 2 months. Most recently, Decibel Check was updated on October 12, 2026 and DR on October 31, 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.*