SimpleFFT vs Cacophone
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SimpleFFT
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This app can easily analyze the frequency of sound. For the sound of the recording file recorded at each refresh time interval, FFT is executed and displayed for the four voices collected one after another at each refresh interval.
Cacophone
This audio tool offers essential functions for musicians and audio engineers. It includes a tone generator, metronome, and advanced analysis tools like FFT and formant analysis, all within a straightforward interface.
- Tone generator (sine, square, triangle, sawtooth)
- Dynamic waveform visualization
- Metronome with BPM, tempo, and signature
- Frequency and amplitude analysis
- Real-time FFT and formant calculation
- Adjustable resolution for analysis
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A simple audio tool for musicians and audio engineers that packs core functions into a simple interface. Generator • Hertz / SPN (pitch) • Sine / Square / Triangle / Sawtooth • Dynamic waveform visualiser Metronome • BPM / Tempo (markings) / Signature • Large visual guide Analyser • Frequency / Amplitude • Minimum & maximum limits • Dynamic waveform visualiser • Adjustable resolution FFT • Real-time calculation • Dynamic graphical visualiser • Adjustable resolution Formant • Real-time calculation • Dynamic graphical visualiser • Adjustable resolution ——— Terms of Service & Privacy Policy: https://tanenyi.bitbucket.io/cacophone/
Screenshots
Verdict
The clearest difference is in-app purchases: Cacophone at none against SimpleFFT's 1. Cacophone also leads on ads (none vs shown) and update cadence (every 3 months vs every 18 months). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. SimpleFFT sells 1 one-off in-app purchase. Cacophone asks for nothing beyond the download.
SimpleFFT ships an update every 18 months, Cacophone every 3 months. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.
| Parameter | SimpleFFT | Cacophone |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (1 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 18 months | Every 3 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 11.2 — better |
| Further details — not scored | ||
| Size | 5 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | HIROFUMI MARUO | Enyi Tan |
In-app purchases
SimpleFFT
- Premium Functions$0.49
Cacophone
No in-app purchases
