# Analyzer vs Audio Spectrum Analyzer Pro

The clearest difference is price: Audio Spectrum Analyzer Pro at Free against Analyzer's $14.99. Audio Spectrum Analyzer Pro also leads on rating (4.4 vs 2.9) and ratings volume (238 vs 11). Analyzer's advantage is update cadence (every 6 weeks vs every 7 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

Audio Spectrum Analyzer Pro is free to download; Analyzer costs $14.99 up front. Analyzer sells 10 one-off in-app purchases and Audio Spectrum Analyzer Pro sells 2 in-app purchases, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

Audio Spectrum Analyzer Pro holds the better App Store score, 4.4 against 2.9. That said, the two scores are not equally well evidenced: Audio Spectrum Analyzer Pro has 238 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 49% of Analyzer's written reviews are positive against 57% of Audio Spectrum Analyzer Pro's.

Analyzer ships an update every 6 weeks, Audio Spectrum Analyzer Pro every 7 months. The most recent releases landed on September 28, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Analyzer | Audio Spectrum Analyzer Pro |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | [2.9 (11 ratings)](https://appshunter.io/ios/app/analyzer/id454225351/reviews) | **[4.4 (238 ratings)](https://appshunter.io/ios/app/audio-spectrum-analyzer-pro/id1152352806/reviews)** |
| Number of ratings | 11 | **238** |
| Positive reviews | 48.8% of reviews | **57.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 23 MB | 40 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DSP Mobile](https://appshunter.io/developer/454225356) | [Vlad Polyanskiy](https://appshunter.io/developer/438646985) |

## What reviewers say

### Analyzer

[App page](https://appshunter.io/ios/app/analyzer/id454225351)

This app combines a sound pressure level meter with a multi-band frequency analyzer. It's designed for audio professionals and enthusiasts to evaluate acoustic environments, test equipment, and analyze sound in various settings. Offers advanced features and calibration options for accurate measurements.

**Highlights:** SPL meter with A, B, C, Z weighting, Realtime audio analyzer (RTA), Selectable bandwidth up to 1/1200 octave, FFT analysis with selectable block size, Signal generator (pink/white noise, sine), Touch gesture zoom and reticle functionality, Store, load, and export measurement data

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Apple Earphones | $2.99 | one-time |
| built-in microphones bundle | $2.99 | one-time |
| Apple In-Ear Headphones | $2.99 | one-time |
| Apple EarPods | $2.99 | one-time |
| MicW i456 | $7.99 | one-time |
| MicW i266 | $7.99 | one-time |
| EDUTIGE  EIM-003 | $7.99 | one-time |
| MicW i436 | $9.99 | one-time |
| Røde smartLav | $9.99 | one-time |
| TASCAM iM2 | $9.99 | one-time |


### 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


## Frequently asked questions

### Is Analyzer free?

Analyzer costs $14.99, and also offers in-app purchases.

### Is Audio Spectrum Analyzer Pro free?

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

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

Audio Spectrum Analyzer Pro is rated higher. Analyzer averages 2.9 out of 5 from 11 ratings, while Audio Spectrum Analyzer Pro averages 4.4 from 238 ratings.

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

Neither Analyzer nor Audio Spectrum Analyzer Pro shows ads.

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

Analyzer ships an update every 6 weeks, and Audio Spectrum Analyzer Pro every 7 months. Most recently, Analyzer was updated on September 28, 2026 and Audio Spectrum Analyzer Pro on September 27, 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.*