# CanSeeVoice vs TB Spectrogram

The clearest difference is rating: CanSeeVoice at 5.0 against TB Spectrogram's 4.4. CanSeeVoice also leads on monetization model (free vs paid) and review sentiment (100% vs 71%). TB Spectrogram's advantage is update cadence (every 3 weeks vs every 5 months) and ratings volume (50 vs 1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CanSeeVoice holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: TB Spectrogram has 50 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of CanSeeVoice's written reviews are positive against 71% of TB Spectrogram's.

CanSeeVoice ships an update every 5 months, TB Spectrogram every 3 weeks. The most recent releases landed on September 23, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CanSeeVoice | TB Spectrogram |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/canseevoice/id1093685818/reviews)** | [4.4 (50 ratings)](https://appshunter.io/ios/app/tb-spectrogram/id1530170842/reviews) |
| Number of ratings | 1 | **50** |
| Positive reviews | **100.0% of reviews** | 71.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Size | 1 MB | 15 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [yo muneta](https://appshunter.io/developer/1093685817) | [ToneBoosters](https://appshunter.io/developer/1472446500) |

## What reviewers say

### 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


### TB Spectrogram

[App page](https://appshunter.io/ios/app/tb-spectrogram/id1530170842)

This app provides real-time audio analysis with a spectrogram, spectrum analyzer, and goniometer. It can be used as a standalone application or as an AUv3 plugin within compatible music production hosts. Visualize your audio in detail with adjustable settings and multiple display options.

**Highlights:** Real-time spectrogram and spectrum analysis, Goniometer for stereo signal analysis, AUv3 plugin compatibility, Adjustable frequency and time resolution, Customizable color themes, On-screen piano keyboard mapping

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CanSeeVoice free?

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

### Is TB Spectrogram free?

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

### Which has better reviews, CanSeeVoice or TB Spectrogram?

CanSeeVoice is rated higher. CanSeeVoice averages 5.0 out of 5 from 1 ratings, while TB Spectrogram averages 4.4 from 50 ratings.

### Do CanSeeVoice or TB Spectrogram have ads?

Neither CanSeeVoice nor TB Spectrogram shows ads.

### Which is updated more often, CanSeeVoice or TB Spectrogram?

CanSeeVoice ships an update every 5 months, and TB Spectrogram every 3 weeks. Most recently, CanSeeVoice was updated on September 23, 2026 and TB Spectrogram on October 6, 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.*