# AudioAnalyzerApp vs TB Spectrogram

The clearest difference is iOS requirement: AudioAnalyzerApp at 11.4 against TB Spectrogram's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 15, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | AudioAnalyzerApp | TB Spectrogram |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (50 ratings)](https://appshunter.io/ios/app/tb-spectrogram/id1530170842/reviews)** |
| Number of ratings | — | **50** |
| Positive reviews | — | 71.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Paid |
| Size | 36 MB | 15 MB |
| Requires iOS | **11.4** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kazuma Shiromoto](https://appshunter.io/developer/1329106278) | [ToneBoosters](https://appshunter.io/developer/1472446500) |

## What reviewers say

### AudioAnalyzerApp

[App page](https://appshunter.io/ios/app/audioanalyzerapp/id1434780912)

**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 AudioAnalyzerApp free?

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

### Is TB Spectrogram free?

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

### Do AudioAnalyzerApp or TB Spectrogram have ads?

Neither AudioAnalyzerApp nor TB Spectrogram shows ads.

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

AudioAnalyzerApp ships an update every 3 weeks, and TB Spectrogram every 3 weeks. Most recently, AudioAnalyzerApp was updated on October 15, 2026 and TB Spectrogram 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.*