# Lexicon Control vs Audio / Spectrum Analyzer

The clearest difference is review sentiment: Audio / Spectrum Analyzer at 79% against Lexicon Control's 25%. Audio / Spectrum Analyzer also leads on rating (4.6 vs 3.5) and update cadence (every 2 weeks vs every 9 months). Lexicon Control's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Audio / Spectrum Analyzer sells 1 one-off in-app purchase. Lexicon Control asks for nothing beyond the download.

Audio / Spectrum Analyzer holds the better App Store score, 4.6 against 3.5. That said, the two scores are not equally well evidenced: Audio / Spectrum Analyzer has 1K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 25% of Lexicon Control's written reviews are positive against 79% of Audio / Spectrum Analyzer's.

Lexicon Control ships an update every 9 months, Audio / Spectrum Analyzer every 2 weeks. The most recent releases landed on September 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Lexicon Control | Audio / Spectrum Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/lexicon-control/id1318763569/reviews) | **[4.6 (1K ratings)](https://appshunter.io/ios/app/audio-spectrum-analyzer/id1508848574/reviews)** |
| Number of ratings | 2 | **1K** |
| Positive reviews | 25.0% of reviews | **78.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 5 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HARMAN INTERNATIONAL INDUSTRIES LIMITED](https://appshunter.io/developer/406639540) | [Loop-Sessions.LLC.](https://appshunter.io/developer/414215366) |

## What reviewers say

### Lexicon Control

[App page](https://appshunter.io/ios/app/lexicon-control/id1318763569)

Control your Lexicon audio device remotely over your home network. This app eliminates line-of-sight issues associated with infrared remotes. It is compatible with specific Lexicon models like the MC-10, RV-9, and RV-6.

**Highlights:** Remote device control, Network connectivity, Eliminates line-of-sight issues, Compatible with MC-10, RV-9, RV-6

**Features:** macOS Compatibility

**In-app purchases:** none


### Audio / Spectrum Analyzer

[App page](https://appshunter.io/ios/app/audio-spectrum-analyzer/id1508848574)

This application analyzes audio input from your microphone, displaying both the waveform and amplitude spectrum in real-time. It offers extensive customization for display, calculation, and signal generation.

**Highlights:** Simultaneous waveform and spectrum display, Configurable display layouts, Selectable FFT size and averaging, Frequency weighting options (Flat, dBA, dBC), Octave band analysis, Audio signal and noise generation, Peak hold and pitch meter

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Remove ads, High-Res analysis) | $11.99 | one-time |

**What reviewers like**

- 👍 Customizable features
- ⚙️ Accurate measurements
- 🚀 Helpful for troubleshooting
- 💡 Useful for ghost hunting

**What reviewers complain about**

- 🐛 Crashes and freezes
- 🔋 High battery and CPU usage
- 🚫 Inappropriate ads/content
- 🔒 Security concerns with payment info

**Reported bugs**

- Stuck on latest measurement
- White noise instead of expected functionality
- Disconnects AirPods

**Requested features**

- Sampling rate adjustment
- Wave shape tracking
- Audio file analysis
- Octave analysis


## Frequently asked questions

### Is Lexicon Control free?

Lexicon Control is free to download, with no in-app purchases.

### Is Audio / Spectrum Analyzer free?

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

### Which has better reviews, Lexicon Control or Audio / Spectrum Analyzer?

Audio / Spectrum Analyzer is rated higher. Lexicon Control averages 3.5 out of 5 from 2 ratings, while Audio / Spectrum Analyzer averages 4.6 from 1K ratings.

### Do Lexicon Control or Audio / Spectrum Analyzer have ads?

Audio / Spectrum Analyzer shows ads; Lexicon Control does not.

### Which is updated more often, Lexicon Control or Audio / Spectrum Analyzer?

Lexicon Control ships an update every 9 months, and Audio / Spectrum Analyzer every 2 weeks. Most recently, Lexicon Control was updated on September 8, 2026 and Audio / Spectrum Analyzer on September 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.*