# RTA Audio vs CanSeeVoice

The clearest difference is rating: CanSeeVoice at 5.0 against RTA Audio's 3.5. CanSeeVoice also leads on review sentiment (100% vs 59%) and in-app purchases (none vs 1). RTA Audio's advantage is ratings volume (32 vs 2). 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. CanSeeVoice asks for nothing beyond the download.

CanSeeVoice holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: RTA Audio has 32 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 59% of RTA Audio's written reviews are positive against 100% of CanSeeVoice's.

RTA Audio ships an update every 28 months, CanSeeVoice every 5 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | RTA Audio | CanSeeVoice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (32 ratings)](https://appshunter.io/ios/app/rta-audio/id525324684/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/canseevoice/id1093685818/reviews)** |
| Number of ratings | **32** | 2 |
| Positive reviews | 58.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 5 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 2 MB | 1 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [New Ball s.r.o.](https://appshunter.io/developer/1178970340) | [yo muneta](https://appshunter.io/developer/1093685817) |

## 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 |


### CanSeeVoice

[App page](https://appshunter.io/ios/app/canseevoice/id1093685818)

This app visualizes your voice's frequency and amplitude using wave and FFT graphs. It includes a piano keyboard to help you match vocal pitches and offers recording, playback, and noise rejection features. Adjust system volume and explore various graph displays for detailed audio analysis.

**Highlights:** Fundamental frequency display, Wave and FFT graph visualization, Recording and playback, Piano keyboard sound output, Noise rejection, System volume control

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RTA Audio free?

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

### Is CanSeeVoice free?

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

### Which has better reviews, RTA Audio or CanSeeVoice?

CanSeeVoice is rated higher. RTA Audio averages 3.5 out of 5 from 32 ratings, while CanSeeVoice averages 5.0 from 2 ratings.

### Do RTA Audio or CanSeeVoice have ads?

Neither RTA Audio nor CanSeeVoice shows ads.

### Which is updated more often, RTA Audio or CanSeeVoice?

RTA Audio ships an update every 28 months, and CanSeeVoice every 5 months. Most recently, RTA Audio was updated on October 23, 2026 and CanSeeVoice on October 24, 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.*