# Spectrum Eye RTA vs Audio Analyzer

The clearest difference is price: Audio Analyzer at $3.99 against Spectrum Eye RTA's $17.99. Audio Analyzer also leads on in-app purchases (none vs 5) and iOS requirement (13.0 vs 18.6). Spectrum Eye RTA's advantage is update cadence (every 3 weeks vs every 2 months) and ratings volume (7 vs 2). On rating, review sentiment, ads and monetization model there is nothing between them.

Spectrum Eye RTA costs $17.99 and Audio Analyzer $3.99 up front. Spectrum Eye RTA sells 5 one-off in-app purchases. Audio Analyzer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Spectrum Eye RTA against 5.0 for Audio Analyzer. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Spectrum Eye RTA ships an update every 3 weeks, Audio Analyzer every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Spectrum Eye RTA | Audio Analyzer |
| --- | --- | --- |
| Price | $17.99 | **$3.99** |
| Rating | [4.9 (7 ratings)](https://appshunter.io/ios/app/spectrum-eye-rta/id794366989/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/audio-analyzer/id1482367696/reviews)** |
| Number of ratings | **7** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Paid | Paid |
| Size | 7 MB | 1 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Naumenko](https://appshunter.io/developer/576715087) | [Narumi Inada](https://appshunter.io/developer/1347729163) |

## What reviewers say

### Spectrum Eye RTA

[App page](https://appshunter.io/ios/app/spectrum-eye-rta/id794366989)

This audio analysis tool provides real-time frequency spectrum displays for music professionals and students. It offers adjustable settings for detailed sound monitoring, feedback detection, and acoustic analysis on iOS devices.

**Highlights:** Real-time spectrum display, Adjustable FFT sizes and averaging, Selectable microphone input, Scalable and movable plot, Pink noise generator, Supports external microphones

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Genuine Support | $0.99 | one-time |
| Solid Support | $1.99 | one-time |
| Serious Support | $2.99 | one-time |
| Major Support | $3.99 | one-time |
| Mega Support | $4.99 | one-time |


### 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 Spectrum Eye RTA free?

Spectrum Eye RTA costs $17.99, and also offers in-app purchases.

### Is Audio Analyzer free?

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

### Which has better reviews, Spectrum Eye RTA or Audio Analyzer?

Audio Analyzer is rated higher. Spectrum Eye RTA averages 4.9 out of 5 from 7 ratings, while Audio Analyzer averages 5.0 from 2 ratings.

### Do Spectrum Eye RTA or Audio Analyzer have ads?

Neither Spectrum Eye RTA nor Audio Analyzer shows ads.

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

Spectrum Eye RTA ships an update every 3 weeks, and Audio Analyzer every 2 months. Most recently, Spectrum Eye RTA was updated on October 26, 2026 and Audio Analyzer on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*