# 分贝仪 vs Live Spectrum Analyzer

分贝仪 and Live Spectrum Analyzer 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. 分贝仪 sells 1 one-off in-app purchase and Live Spectrum Analyzer sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

分贝仪 ships an update every 3 weeks, Live Spectrum Analyzer monthly. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 分贝仪 | Live Spectrum Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6790077880/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 8 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Xingyun Technology Co., Ltd.](https://appshunter.io/developer/1853186645) | [成勇 龚](https://appshunter.io/developer/1896721279) |

## What reviewers say

### 分贝仪

[App page](https://appshunter.io/ios/app/id6790077880)

Measure and record ambient noise levels with real-time decibel readings. Visualize sound data with various dashboards, track noise history, and overlay decibel information onto photos and videos. Customize your experience with dark mode and app icons.

**Highlights:** Real-time decibel measurement, Multiple dashboard styles, Noise level classification, Measurement history and graphs, Video recording with decibel overlay, Photo annotation with decibel, Location and device information

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FenBeiYi Pro | $0.99 | one-time |


### Live Spectrum Analyzer

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

**Features:** macOS Compatibility, Vision Pro support, iPhone Duo 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 分贝仪 free?

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

### Is Live Spectrum Analyzer free?

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

### Do 分贝仪 or Live Spectrum Analyzer have ads?

Neither 分贝仪 nor Live Spectrum Analyzer shows ads.

### Which is updated more often, 分贝仪 or Live Spectrum Analyzer?

分贝仪 ships an update every 3 weeks, and Live Spectrum Analyzer monthly. Most recently, 分贝仪 was updated on October 28, 2026 and Live Spectrum Analyzer on October 29, 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.*