# SimpleFFT vs AudioAnalyzerHT

The clearest difference is ads: AudioAnalyzerHT at none against SimpleFFT's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. SimpleFFT sells 1 one-off in-app purchase and AudioAnalyzerHT sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

SimpleFFT ships an update every 18 months, AudioAnalyzerHT every 11 months. The most recent releases landed on October 10, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | SimpleFFT | AudioAnalyzerHT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Every 11 months** |
| Size | 5 MB | 4 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HIROFUMI MARUO](https://appshunter.io/developer/667820705) | [HTLab](https://appshunter.io/developer/384289233) |

## What reviewers say

### SimpleFFT

[App page](https://appshunter.io/ios/app/simplefft/id1239257017)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Functions | $0.49 | one-time |


### AudioAnalyzerHT

[App page](https://appshunter.io/ios/app/audioanalyzerht/id6754418363)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PremiumPlan | $0.99 | one-time |


## Frequently asked questions

### Is SimpleFFT free?

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

### Is AudioAnalyzerHT free?

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

### Do SimpleFFT or AudioAnalyzerHT have ads?

SimpleFFT shows ads; AudioAnalyzerHT does not.

### Which is updated more often, SimpleFFT or AudioAnalyzerHT?

SimpleFFT ships an update every 18 months, and AudioAnalyzerHT every 11 months. Most recently, SimpleFFT was updated on October 10, 2026 and AudioAnalyzerHT on September 25, 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.*