# Audio Spectrum Analyzer Pro vs Audio Analyzer

The clearest difference is price: Audio Spectrum Analyzer Pro at Free against Audio Analyzer's $3.99. Audio Spectrum Analyzer Pro also leads on ratings volume (238 vs 2). Audio Analyzer's advantage is review sentiment (100% vs 57%) and rating (5.0 vs 4.4). On ads, device support and iOS requirement there is nothing between them.

Audio Spectrum Analyzer Pro is free to download; Audio Analyzer costs $3.99 up front. Audio Spectrum Analyzer Pro sells 2 in-app purchases, starting at $19.99 per year. Audio Analyzer asks for nothing beyond the download.

Audio Analyzer holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Audio Spectrum Analyzer Pro has 238 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 57% of Audio Spectrum Analyzer Pro's written reviews are positive against 100% of Audio Analyzer's.

Audio Spectrum Analyzer Pro ships an update every 7 months, Audio Analyzer every 2 months. The most recent releases landed on September 24, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Audio Spectrum Analyzer Pro | Audio Analyzer |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | [4.4 (238 ratings)](https://appshunter.io/ios/app/audio-spectrum-analyzer-pro/id1152352806/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/audio-analyzer/id1482367696/reviews)** |
| Number of ratings | **238** | 2 |
| Positive reviews | 57.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 40 MB | 1 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vlad Polyanskiy](https://appshunter.io/developer/438646985) | [Narumi Inada](https://appshunter.io/developer/1347729163) |

## What reviewers say

### Audio Spectrum Analyzer Pro

[App page](https://appshunter.io/ios/app/audio-spectrum-analyzer-pro/id1152352806)

Analyze sound frequencies in real-time with this powerful tool. It offers detailed octave band analysis, FFT plots, and various measurement scales. Supports multiple microphones and noise analysis features for accurate audio insights.

**Highlights:** Octave Band Real Time Analyzer, FFT Plot (Fast Fourier Transform), Sound level meter (dB meter), Noise Rating and Noise Criterion support, Support for external microphones, Pre-calibrated mic profiles

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Mode | $19.99 | per year |
| Premium Pack | $29.99 | one-time |

**What reviewers like**

- 👍 Intuitive and easy-to-use interface
- 💰 Completely free with no ads
- 🎯 Accurate frequency and spectrum analysis
- 📊 Multiple visualization modes (FFT, spectrograph, bar display)
- 🔧 Professional-grade audio measurement tool

**What reviewers complain about**

- 💸 Aggressive subscription/paywall nags
- 🔄 Frequent iOS compatibility issues after updates
- 📉 Features moved behind paywall in recent updates
- 🐛 App crashes on startup (especially iOS 16/26)
- ⚠️ Misleading free trial that requires payment

**Reported bugs**

- App crashes on iOS 16 and iOS 26 launches
- FFT resolution not working after iOS updates
- Graph display freezes or becomes unresponsive
- Spectrograph mode too slow on newer iPhones
- Frequency alignment issues with dynamic display

**Requested features**

- Audio file upload capability
- White noise/test signal generator
- Microphone calibration file support
- Recording functionality with timestamp
- Multiple frequency cursors for comparison


### Audio Analyzer

[App page](https://appshunter.io/ios/app/audio-analyzer/id1482367696)

Visualize audio in real-time with waveform and spectrum analysis. Explore historical peaks and FFT data with intuitive touch controls for zooming and volume adjustment.

**Highlights:** Waveform visualizer (oscilloscope), Spectrum analyzer, Historical peak display, Historical FFT, Full-screen mode, Zoom and swipe gestures, Input volume adjustment

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

**In-app purchases:** none


## Frequently asked questions

### Is Audio Spectrum Analyzer Pro free?

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

### Is Audio Analyzer free?

Audio Analyzer costs $3.99, with no in-app purchases.

### Which has better reviews, Audio Spectrum Analyzer Pro or Audio Analyzer?

Audio Analyzer is rated higher. Audio Spectrum Analyzer Pro averages 4.4 out of 5 from 238 ratings, while Audio Analyzer averages 5.0 from 2 ratings.

### Do Audio Spectrum Analyzer Pro or Audio Analyzer have ads?

Neither Audio Spectrum Analyzer Pro nor Audio Analyzer shows ads.

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

Audio Spectrum Analyzer Pro ships an update every 7 months, and Audio Analyzer every 2 months. Most recently, Audio Spectrum Analyzer Pro was updated on September 24, 2026 and Audio Analyzer on September 13, 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.*