# SpectralScan Audio Analyzer — Spectrum, RTA & Sound Meter

> Professional audio analysis tool for real-time spectrum, sine sweeps, and spectrograms. (iPhone/iPad app by Otsukare AB.)

- Source: https://appshunter.io/ios/app/spectralscan-audio-analyzer/id6762024331 (this page in markdown: same URL + `.md`)
- Developer: [Otsukare AB](https://appshunter.io/developer/1892516192)
- Category: Utilities, Music
- Price: Free with in-app purchases
- Rating: 5.00/5 from 6 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 16 MB
- Languages: English
- Released: 2026-04-14
- Data updated: 2026-09-09
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/spectralscan-audio-analyzer/id6762024331/reviews.md

## What is SpectralScan Audio Analyzer?

SpectralScan turns your phone into a professional audio analysis tool.

Real-Time Analyzer (RTA)
Visualize your acoustic environment live with a high-resolution frequency spectrum. Adjust smoothing, peak hold, and frequency range on the fly.

Sine Sweep Measurements
Run a precision sine sweep and capture the full frequency response and impulse response of any speaker, room, or audio system.

Spectrogram
Watch frequency content evolve over time with a scrolling waterfall display.

Compare & Export
Save multiple measurements, overlay them for comparison, and export as CSV or PNG.

Pro features: multiple sweep measurements, fine octave smoothing, peak frequency display, and additional color themes and more coming.

## Key features

- Real-time frequency spectrum visualization
- Sine sweep measurements for system response
- Spectrogram for time-frequency analysis
- Comparison and overlay of multiple measurements
- Export data as CSV or PNG
- Pro features for advanced analysis

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| SpectralScan Pro | $9.99 | one-time |



## Frequently asked questions about SpectralScan Audio Analyzer

### What is SpectralScan?

SpectralScan turns your phone into a professional audio analysis tool. It offers real-time spectrum analysis, sine sweep measurements, and spectrograms for detailed audio insights.

### What devices does SpectralScan support?

SpectralScan is available for iPhone, iPad, and iPod devices.

### Is SpectralScan free to use?

Yes, SpectralScan is free to download and use. It also offers pro features through in-app purchases for advanced functionality.

### How often is SpectralScan updated?

The latest version, 1.2.4, was released on June 19, 2026. Updates are frequent, ensuring the app remains reliable and feature-rich.

### What are the pro features in SpectralScan?

Pro features include multiple sweep measurements, fine octave smoothing, peak frequency display, and additional color themes, enhancing the analysis capabilities.

### Can I export my audio analysis data from SpectralScan?

Yes, SpectralScan allows you to save multiple measurements, overlay them for comparison, and export your data in CSV or PNG formats.

### What is the age rating for SpectralScan?

SpectralScan has an age rating of 4+, making it suitable for a wide range of users.

### Does SpectralScan have ads?

No, SpectralScan does not contain advertisements, providing an uninterrupted user experience.

## Version history (last 5 releases)

### 1.3.3 — 2026-08-28

More efficient spectral smoothing for better performance. Higher block size options added for pro version.

### 1.3.2 — 2026-08-18

Spectrogram fixes, block size and resolution labels updated.

### 1.3.0 — 2026-07-28

Improved spectral smoothing algorithms for cleaner, more accurate readings.

### 1.2.6 — 2026-07-19

Improved label clarity in the spectrogram view, and added timescale labels.

### 1.2.5 — 2026-07-05

Minor UI improvements

## Related topics

[music analyzer](https://appshunter.io/ios/topics/music-analyzer) · [spectralscan audio analyzer](https://appshunter.io/ios/topics/spectralscan-audio-analyzer) · [soun analyze](https://appshunter.io/ios/topics/soun-analyze) · [audio spectrum analyzer eq rta](https://appshunter.io/ios/topics/audio-spectrum-analyzer-eq-rta) · [tone audio analysis](https://appshunter.io/ios/topics/tone-audio-analysis) · [audio analyzer](https://appshunter.io/ios/topics/audio-analyzer) · [meter audio](https://appshunter.io/ios/topics/meter-audio) · [megamillions analyzer](https://appshunter.io/ios/topics/megamillions-analyzer)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-09.*