# Decibel Meter X vs Live Spectrum Analyzer

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

Both are free to download. Live Spectrum Analyzer sells 3 in-app purchases, starting at $1.99 per month. Decibel Meter X asks for nothing beyond the download.

Decibel Meter X ships an update every 4 weeks, Live Spectrum Analyzer every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Decibel Meter X | Live Spectrum Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (56 ratings)](https://appshunter.io/ios/app/decibel-meter-x/id6478142605/reviews)** | — |
| Number of ratings | **56** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 6 MB | 8 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [永超 侯](https://appshunter.io/developer/906391544) | [成勇 龚](https://appshunter.io/developer/1896721279) |

## 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


### Live Spectrum Analyzer

[App page](https://appshunter.io/ios/app/live-spectrum-analyzer/id6804594590)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Live Spectrum Analyzer Monthly PRO | $1.99 | per month |
| Live Spectrum Analyzer Yearly PRO | $9.99 | per year |
| Live Spectrum Analyzer Life PRO | $19.99 | one-time |


## Frequently asked questions

### Is Decibel Meter X free?

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

### Is Live Spectrum Analyzer free?

Live Spectrum Analyzer is free to download, with in-app purchases available.

### Do Decibel Meter X or Live Spectrum Analyzer have ads?

Neither Decibel Meter X nor Live Spectrum Analyzer shows ads.

### Which is updated more often, Decibel Meter X or Live Spectrum Analyzer?

Decibel Meter X ships an update every 4 weeks, and Live Spectrum Analyzer every 2 months. Most recently, Decibel Meter X was updated on October 24, 2026 and Live Spectrum Analyzer on October 24, 2026.

---

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