Visualize sound from your microphone as a waveform and spectrum analysis. Identify frequency characteristics, detect peaks, and analyze howling with pinch-to-zoom gestures. Ideal for sound adjustment and analysis.
FFTWave by Eisaku Nozu

249+ iOS apps & games curated and reviewed
If you already know FFTWave, this is the deeper bench. 249+ fft apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.3★ (15) | No | No | May 2026 | |
| 2 | Free was $10.99 | 4.6★ (1K) | Yes | Yes | Aug 2026 | |
| 3 | $13.99 | 3.8★ (1.6K) | No | No | Aug 2026 | |
| 4 | Free | 4.9★ (234) | No | Yes | Aug 2026 | |
| 5 | $10.99 | 4.0★ (6) | No | Yes | Aug 2026 | |
| 6 | Free | 5.0★ (4) | No | No | Aug 2026 | |
| 7 | $9.99 | 4.8★ (90) | No | No | Aug 2026 | |
| 8 | Free | 5.0★ (16) | No | No | Aug 2026 |

Visualize sound from your microphone as a waveform and spectrum analysis. Identify frequency characteristics, detect peaks, and analyze howling with pinch-to-zoom gestures. Ideal for sound adjustment and analysis.






This application analyzes audio input from your microphone, displaying both the waveform and amplitude spectrum in real-time. It offers extensive customization for display, calculation, and signal generation.





Experience a classic tactical RPG with refined graphics and optimized performance for mobile. Engage in deep strategic battles, explore a rich story, and enjoy intuitive touch controls. Save your progress across devices with iCloud support.


This app serves as a comprehensive guide for Final Fantasy Tactics players. It offers detailed information on characters, equipment, maps, jobs, abilities, and monster stats. Easily plan your units and teams, and discover strategies for any version of the game.


Analyze audio with high-resolution frequency and amplitude graphs. Features include a signal generator, cursor readouts, and adjustable graph smoothing. Save and export your analysis results.


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.


This real-time audio analysis app provides precision sound measurement and visualization. It's ideal for detecting sound issues, room tuning, and speaker calibration, offering detailed frequency analysis for musicians and audio professionals.


Enhance strength, mobility, and endurance with tailored workouts for any level. Train at home or the gym with daily routines, progress tracking, and expert guidance. Join a supportive community to achieve sustainable fitness success.






This application functions as a real-time FFT analyzer, offering tools for acoustic measurements. It includes features like calibration, time averaging, and adjustable frequency ranges for detailed analysis.


Create pure sine wave audio tones across a wide frequency range. This tool is ideal for tuning instruments, conducting hearing tests, performing science experiments, and testing audio equipment. Easily adjust frequencies and volume, with support for AirPlay devices.




This audio analysis tool offers real-time and offline sound signal processing. It utilizes a multirate FFT for high frequency resolution and efficiency on iOS devices. All data processing is done locally, ensuring user privacy.




Visualize sound in real-time with this audio analysis tool. It measures sound pressure levels and analyzes digital frequency levels, offering a reliable reference for sound checks and adjustments in various environments.






This app transforms your device into a professional sound level meter, precisely measuring ambient noise pressure. It offers advanced features like frequency analysis, historical data management, and dosimeter functions, making it useful for various applications and entertainment.

