# RTA Audio vs CrispAudio

The clearest difference is in-app purchases: CrispAudio at none against RTA Audio's 1. On price, ads, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | RTA Audio | CrispAudio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (32 ratings)](https://appshunter.io/ios/app/rta-audio/id525324684/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 58.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 28 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 8 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [New Ball s.r.o.](https://appshunter.io/developer/1178970340) | [Christian Strobele](https://appshunter.io/developer/6788864041) |

## 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 |


### CrispAudio

[App page](https://appshunter.io/ios/app/crispaudio/id6791876962)

**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 CrispAudio free?

CrispAudio is free to download, with no in-app purchases.

### Do RTA Audio or CrispAudio have ads?

Neither RTA Audio nor CrispAudio shows ads.

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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.*