# dB Meter vs DeciMate SPL

The clearest difference is in-app purchases: DeciMate SPL at none against dB Meter's 1. On price, ads, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | dB Meter | DeciMate SPL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/db-meter-decibel-spl-spectrum/id6767850405/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Borison](https://appshunter.io/developer/1691245822) | [David Torres](https://appshunter.io/developer/1807322882) |

## What reviewers say

### dB Meter

[App page](https://appshunter.io/ios/app/db-meter-decibel-spl-spectrum/id6767850405)

Instantly measure sound levels with a real-time analog gauge. Analyze noise with average, peak, and time-averaged readings. Features include low-frequency indication and on-device calibration for accuracy. Works offline without internet.

**Highlights:** Real-time dB sound level measurement, Live min/average/peak readout, LAeq and LCeq time-averaged readings, Low-frequency indicator, Analog display, On-device calibration, Offline functionality

**In-app purchases (1)**

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


### DeciMate SPL

[App page](https://appshunter.io/ios/app/decimate-spl/id6779787723)

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

**In-app purchases:** none


## Frequently asked questions

### Is dB Meter free?

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

### Is DeciMate SPL free?

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

### Do dB Meter or DeciMate SPL have ads?

Neither dB Meter nor DeciMate SPL shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*