# Decibel Meter X vs Lanterna BLA

Decibel Meter X and Lanterna BLA are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Decibel Meter X ships an update every 4 weeks, Lanterna BLA every 6 weeks. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Decibel Meter X | Lanterna BLA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (49 ratings)](https://appshunter.io/ios/app/decibel-meter-x/id6478142605/reviews)** | — |
| Number of ratings | **49** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 6 MB | 69 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [永超 侯](https://appshunter.io/developer/906391544) | [BLA Publicações e Conteúdo Digital](https://appshunter.io/developer/1896300054) |

## What reviewers say

### Decibel Meter X

[App page](https://appshunter.io/ios/app/decibel-meter-x/id6478142605)

This application precisely measures sound levels and analyzes audio spectrums. It can also generate specific frequency sounds for testing, research, or therapeutic purposes. Its intuitive interface makes sound exploration accessible to all users.

**Highlights:** Precise decibel level measurement, Audio spectrum analysis, Spectrogram display, Generate specific frequency sounds, Intuitive user interface, Detailed usage instructions

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

**In-app purchases:** none


### Lanterna BLA

[App page](https://appshunter.io/ios/app/lanterna-bla/id6768715899)

**In-app purchases:** none


## Frequently asked questions

### Is Decibel Meter X free?

Decibel Meter X is free to download, with no in-app purchases.

### Is Lanterna BLA free?

Lanterna BLA is free to download, with no in-app purchases.

### Do Decibel Meter X or Lanterna BLA have ads?

Neither Decibel Meter X nor Lanterna BLA shows ads.

### Which is updated more often, Decibel Meter X or Lanterna BLA?

Decibel Meter X ships an update every 4 weeks, and Lanterna BLA every 6 weeks. Most recently, Decibel Meter X was updated on October 15, 2026 and Lanterna BLA on October 17, 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.*