# RTA Audio vs Mic Spectrum Analyzer

The clearest difference is rating: RTA Audio at 3.5 against Mic Spectrum Analyzer's 3.0. RTA Audio also leads on review sentiment (59% vs 38%). Mic Spectrum Analyzer's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

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

RTA Audio holds the better App Store score, 3.5 against 3.0. Both are backed by a comparable volume of ratings — 32 and 19 respectively. Written reviews point the same way: 59% of RTA Audio's written reviews are positive against 38% of Mic Spectrum Analyzer's.

RTA Audio ships an update every 28 months, Mic Spectrum Analyzer every 51 months. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | RTA Audio | Mic Spectrum Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (32 ratings)](https://appshunter.io/ios/app/rta-audio/id525324684/reviews)** | [3.0 (19 ratings)](https://appshunter.io/ios/app/mic-spectrum-analyzer/id636471724/reviews) |
| Number of ratings | **32** | 19 |
| Positive reviews | **58.5% of reviews** | 37.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 28 months** | Every 51 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 2 MB | 115 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [New Ball s.r.o.](https://appshunter.io/developer/1178970340) | [Adrian Ross](https://appshunter.io/developer/636471727) |

## What reviewers say

### RTA Audio

[App page](https://appshunter.io/ios/app/rta-audio/id525324684)

Analyze audio in real-time with detailed frequency spectrum and waveform visualizations. Record and export your audio analysis results, including spectrograms and frequency tables, for sharing or archiving.

**Highlights:** Real-time audio analysis (FFT), Recording and offline processing, Spectrogram and waveform visualization, Exportable analysis reports (PDF), Adjustable resolution and frequency scale, Peak and RMS metering

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to full version | $14.99 | one-time |


### Mic Spectrum Analyzer

[App page](https://appshunter.io/ios/app/mic-spectrum-analyzer/id636471724)

Visualize sound from your phone's microphone with various shapes and effects. Customize sensitivity, choose between dark and light themes, and explore 18 presets, custom shaders, and over 16 different effects for advanced users.

**Highlights:** 18 predefined presets, Load custom photos, Adjustable sensitivity, Dark and light UI themes, Over 16 different effects, Custom shaders

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

**In-app purchases:** none


## Frequently asked questions

### Is RTA Audio free?

RTA Audio is free to download, with in-app purchases available.

### Is Mic Spectrum Analyzer free?

Mic Spectrum Analyzer is free to download, with no in-app purchases.

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

RTA Audio is rated higher. RTA Audio averages 3.5 out of 5 from 32 ratings, while Mic Spectrum Analyzer averages 3.0 from 19 ratings.

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

Neither RTA Audio nor Mic Spectrum Analyzer shows ads.

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

RTA Audio ships an update every 28 months, and Mic Spectrum Analyzer every 51 months. Most recently, RTA Audio was updated on October 23, 2026 and Mic Spectrum Analyzer on October 22, 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.*