# LED Audio Spectrum Visualizer vs Spectrum Analyzer

LED Audio Spectrum Visualizer and Spectrum Analyzer both sit at 4.3 stars, but that hides the real split: 60% of LED Audio Spectrum Visualizer's written reviews are positive against 5% of Spectrum Analyzer's. LED Audio Spectrum Visualizer also leads on in-app purchases (none vs 13) and ads (none vs shown). Spectrum Analyzer's advantage is price (Free vs $4.99) and update cadence (fortnightly vs every 3 months). On rating and device support there is nothing between them.

Spectrum Analyzer is free to download; LED Audio Spectrum Visualizer costs $4.99 up front. Spectrum Analyzer sells 13 in-app purchases, starting at $4.99 per 7 days. LED Audio Spectrum Visualizer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.3 for LED Audio Spectrum Visualizer against 4.2 for Spectrum Analyzer. That said, the two scores are not equally well evidenced: Spectrum Analyzer has 198 ratings behind it against 23, so its average is the more settled of the two. Written reviews are what separate them: 60% of LED Audio Spectrum Visualizer's written reviews are positive against 5% of Spectrum Analyzer's.

LED Audio Spectrum Visualizer ships an update every 3 months, Spectrum Analyzer fortnightly. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | LED Audio Spectrum Visualizer | Spectrum Analyzer |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.3 (23 ratings)](https://appshunter.io/ios/app/led-audio-spectrum-visualizer/id396083500/reviews)** | [4.2 (198 ratings)](https://appshunter.io/ios/app/spectrum-analyzer-spectrogram/id981810895/reviews) |
| Number of ratings | 23 | **198** |
| Positive reviews | **60.4% of reviews** | 5.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 6 MB | 100 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ONYX Apps](https://appshunter.io/developer/356553882) | [Music Breath](https://appshunter.io/developer/1140008995) |

## What reviewers say

### LED Audio Spectrum Visualizer

[App page](https://appshunter.io/ios/app/led-audio-spectrum-visualizer/id396083500)

Visualize surrounding sounds with dynamic, colorful graphics that react to music and speech. This app uses your device's microphone to display fluid animations, offering various visualizers and color themes for an engaging audio experience.

**Highlights:** Visualize surrounding sounds, Fluid, colorful graphics, Bounce to the beat, Multiple visualizers, Multiple color themes, Automatic gain correction, Microphone sensitivity control

**In-app purchases:** none

**What reviewers like**

- 👍 Great visuals
- 🚀 Responsive and sensitive to audio
- 💡 Reminds users of old-school stereo equipment
- 🎨 Variety of visualization options

**What reviewers complain about**

- 🐛 Crashes or doesn't work on some devices
- 🔇 Doesn't play music directly, only reacts to microphone
- 🔌 Incompatible with Bluetooth/USB audio
- 🔍 Limited customization options

**Reported bugs**

- Cuts off Bluetooth audio when app is opened
- Microphone sensitivity issues causing false triggers
- Compatibility problems with older iOS versions

**Requested features**

- Add Bluetooth/USB audio support
- Allow playing music from device library
- Provide more visualization options and customization
- Implement AirPlay support


### Spectrum Analyzer

[App page](https://appshunter.io/ios/app/spectrum-analyzer-spectrogram/id981810895)

Visualize audio frequencies with real-time analysis. Features include a sound level meter, multichannel harmonic analysis, and adjustable graphical representations. Gain insights into your sound environment with advanced tools.

**Highlights:** Sound level meter, Multichannel harmonic analysis, Adjustable graphics, AI-powered sound source analyzer, Real-time analysis, FFT analysis

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pitch Finder: Audio Visualizer | $4.99 | per 7 days |
| Pitch Finder: Audio Visualizer | $9.99 | per month |
| One Month Sale | $9.99 | per month |
| 1 Week Subscription | $9.99 | per 7 days |
| 1 Year Sub. with discount | $19.99 | per year |
| 1 Month Subscription | $19.99 | per month |
| 3 Month Subscription | $25.99 | per 3 months |
| 1 Year Subscription | $39.99 | per year |
| 2 months subscription | $39.99 | per 2 months |
| No Ads | $9.99 | one-time |
| Additional Settings Controls | $15.99 | one-time |
| Full Pack + No Ads | $19.99 | one-time |
| Get More | $19.99 | one-time |

**What reviewers like**

- ✅ Accurate frequency identification
- ✅ Clear and easy-to-read display
- ✅ Useful noise floor setup feature
- ✅ Works well when ads are removed

**What reviewers complain about**

- 💰 Extremely aggressive monetization strategy
- 📢 Excessive and intrusive ads
- 🔊 Loud ads that ignore device mute settings
- 🚫 Requires subscription/payment to access core features
- 😤 Deceptive purchase practices and accidental charges

**Reported bugs**

- App becomes unusable after iOS 16 update
- Crashes immediately on iPhone 5 with iOS 7
- Cannot exit app on iPhone X without reboot
- App freezes when changing settings or views
- Inaccurate frequency readings

**Requested features**

- Audio file import functionality
- Customizable background colors for chroma key compatibility
- Ability to record audio instead of only analyzing
- Better documentation and help files
- Improved sensitivity for detecting soft sounds


## Frequently asked questions

### Is LED Audio Spectrum Visualizer free?

LED Audio Spectrum Visualizer costs $4.99, with no in-app purchases.

### Is Spectrum Analyzer free?

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

### Which has better reviews, LED Audio Spectrum Visualizer or Spectrum Analyzer?

LED Audio Spectrum Visualizer is rated higher. LED Audio Spectrum Visualizer averages 4.3 out of 5 from 23 ratings, while Spectrum Analyzer averages 4.2 from 198 ratings.

### Do LED Audio Spectrum Visualizer or Spectrum Analyzer have ads?

Spectrum Analyzer shows ads; LED Audio Spectrum Visualizer does not.

### Which is updated more often, LED Audio Spectrum Visualizer or Spectrum Analyzer?

LED Audio Spectrum Visualizer ships an update every 3 months, and Spectrum Analyzer fortnightly. Most recently, LED Audio Spectrum Visualizer was updated on October 13, 2026 and Spectrum Analyzer on October 14, 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.*