# Spectrum Analyzer+ Audio FFT vs Tonscape

The clearest difference is in-app purchases: Spectrum Analyzer+ Audio FFT at none against Tonscape's 1. Tonscape's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Tonscape sells 1 one-off in-app purchase. Spectrum Analyzer+ Audio FFT asks for nothing beyond the download.

## The numbers

| Metric | Spectrum Analyzer+ Audio FFT | Tonscape |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/spectrum-analyzer-plus-audio-fft/id6760830858/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Ad-supported | — |
| Size | 69 MB | 1 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) | [Fredy Soussou](https://appshunter.io/developer/6779338173) |

## What reviewers say

### Spectrum Analyzer+ Audio FFT

[App page](https://appshunter.io/ios/app/spectrum-analyzer-plus-audio-fft/id6760830858)

This utility transforms your device into a real-time audio frequency analyzer. It visualizes sound frequencies from 20 Hz to 20 kHz using the microphone, displaying amplitude and peak frequencies. It's designed for musicians, audio engineers, and sound enthusiasts.

**Highlights:** Real-time FFT audio spectrum visualization, Frequency range 20 Hz to 20 kHz, Peak frequency detection, Average dB level per band, Adjustable dB range, Dark theme

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

**In-app purchases:** none


### Tonscape

[App page](https://appshunter.io/ios/app/tonscape-frequency-generator/id6781815681)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $0.99 | one-time |


## Frequently asked questions

### Is Spectrum Analyzer+ Audio FFT free?

Spectrum Analyzer+ Audio FFT is free to download, with no in-app purchases.

### Is Tonscape free?

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

### Do Spectrum Analyzer+ Audio FFT or Tonscape have ads?

Spectrum Analyzer+ Audio FFT shows ads; Tonscape does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*