# MintFFT vs Spectrum

The clearest difference is in-app purchases: MintFFT at none against Spectrum's 1. MintFFT also leads on ads (none vs shown). Spectrum's advantage is iOS requirement (15.0 vs 18.4). On price, update cadence and device support there is nothing between them.

Both are free to download. Spectrum sells 1 one-off in-app purchase. MintFFT asks for nothing beyond the download.

MintFFT ships an update weekly, Spectrum every 8 days. The most recent releases landed on August 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | MintFFT | Spectrum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/mintfft/id6755054786/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | Free | — |
| Size | 1 MB | 89 MB |
| Requires iOS | 18.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Kamatani](https://appshunter.io/developer/1851577637) | [SEONYONG LEE](https://appshunter.io/developer/6775892940) |

## What reviewers say

### MintFFT

[App page](https://appshunter.io/ios/app/mintfft/id6755054786)

This application provides real-time audio spectrum analysis with clear, smooth visuals. It offers advanced features like peak hold and multiple window functions, all processed locally on your device without ads or data collection.

**Highlights:** Real-time FFT spectrum with dB scale, Peak hold and multiple window functions, Pinch to zoom and swipe to pan, Supports internal and external microphones, Works in portrait, landscape, and Split View, On-device processing, no data collection

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

**In-app purchases:** none


### Spectrum

[App page](https://appshunter.io/ios/app/spectrum-audio-analyzer/id6787894411)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is MintFFT free?

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

### Is Spectrum free?

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

### Do MintFFT or Spectrum have ads?

Spectrum shows ads; MintFFT does not.

### Which is updated more often, MintFFT or Spectrum?

MintFFT ships an update weekly, and Spectrum every 8 days. Most recently, MintFFT was updated on August 24, 2026 and Spectrum on September 18, 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.*