# Spectrolite vs Decibel Meter

The clearest difference is review sentiment: Spectrolite at 83% against Decibel Meter's 0%. Spectrolite also leads on rating (4.8 vs 2.0) and ads (none vs shown). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Spectrolite sells 1 one-off in-app purchase and Decibel Meter sells 1 in-app purchase, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Spectrolite holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Spectrolite has 65 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 83% of Spectrolite's written reviews are positive against 0% of Decibel Meter's.

## The numbers

| Metric | Spectrolite | Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (65 ratings)](https://appshunter.io/ios/app/spectrolite/id1480240180/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/decibel-meter-sound-db-level/id6444840718/reviews) |
| Number of ratings | **65** | 4 |
| Positive reviews | **83.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | — |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 1 MB | 13 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Waxing Wave](https://appshunter.io/developer/392942046) | [Hashtag inovatsii EOOD](https://appshunter.io/developer/1607100667) |

## What reviewers say

### Spectrolite

[App page](https://appshunter.io/ios/app/spectrolite/id1480240180)

This app visualizes sound in real-time using various spectrogram types. Explore detailed audio data with intuitive touch controls and adjustable parameters. An optional purchase unlocks advanced measurement tools.

**Highlights:** Real-time spectrogram visualization, Constant-Q, linear, and mel frequency scales, Full human hearing frequency range, Intuitive touch panning and zooming, Adjustable gain, Q, and other parameters, Pro version: grids, scales, spectrum view, tap-to-measure

**Features:** Vision Pro support

**In-app purchases (1)**

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


### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-sound-db-level/id6444840718)

Transform your device into a professional sound detector with detailed visual analysis. This app measures environmental noise levels using your smartphone's microphone and displays results on a chart. It's designed for personal use and offers accurate sound level measurements.

**Highlights:** Environmental noise tracking, Professional grade sound detector, Detailed visual analysis, Integrated Spectrum Analyzer, Calibrated with professional dB meter, Uses built-in microphone

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |


## Frequently asked questions

### Is Spectrolite free?

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

### Is Decibel Meter free?

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

### Which has better reviews, Spectrolite or Decibel Meter?

Spectrolite is rated higher. Spectrolite averages 4.8 out of 5 from 65 ratings, while Decibel Meter averages 2.0 from 4 ratings.

### Do Spectrolite or Decibel Meter have ads?

Decibel Meter shows ads; Spectrolite 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.*