# Tone Audio Analysis vs WindSynth 16

The clearest difference is ads: Tone Audio Analysis at none against WindSynth 16's shown. Tone Audio Analysis also leads on update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (15.1 vs 26.4). On price, 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.

Tone Audio Analysis ships an update every 3 weeks, WindSynth 16 every 6 weeks. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Tone Audio Analysis | WindSynth 16 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tone-audio-analysis/id6753812341/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 37 MB | 35 MB |
| Requires iOS | **15.1** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Tone Knows](https://appshunter.io/developer/1610407466) | [Kouki Yoshimoto](https://appshunter.io/developer/1884780659) |

## What reviewers say

### Tone Audio Analysis

[App page](https://appshunter.io/ios/app/tone-audio-analysis/id6753812341)

Explore the soundscape around you with real-time audio analysis, revealing frequencies beyond human hearing. Detect and decode high-frequency tone tags embedded in media, transforming your device into a portable spectrum analyzer. Discover hidden audio signals and visualize sound in interactive maps.

**Highlights:** Real-time spectrum analysis, Detects high-frequency tone tags, On-device media player with spectral view, Location-aware audio exploration, Privacy-focused on-device processing

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

**In-app purchases:** none


### WindSynth 16

[App page](https://appshunter.io/ios/app/windsynth-16/id6766004505)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tone Audio Analysis free?

Tone Audio Analysis is free to download, with no in-app purchases.

### Is WindSynth 16 free?

WindSynth 16 is free to download, with no in-app purchases.

### Do Tone Audio Analysis or WindSynth 16 have ads?

WindSynth 16 shows ads; Tone Audio Analysis does not.

### Which is updated more often, Tone Audio Analysis or WindSynth 16?

Tone Audio Analysis ships an update every 3 weeks, and WindSynth 16 every 6 weeks. Most recently, Tone Audio Analysis was updated on October 17, 2026 and WindSynth 16 on October 14, 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.*