Spectrum Analyzer+ FFT
Audio Frequency Viewer
About
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.
What's New in Spectrum Analyzer+ FFT
1.0.22
July 30, 2026
Thanks for using our app! This update brings behind-the-scenes performance and stability improvements for a smoother, more reliable experience. Your support means the world to us.
MoreDeveloper apps
FAQ
What is Spectrum Analyzer+ FFT?
Spectrum Analyzer+ FFT transforms your iPhone into a professional audio frequency analyzer. It visualizes sound frequencies in real time with a detailed FFT spectrum display, showing amplitude and peak frequencies.
Does Spectrum Analyzer+ FFT record audio?
No, Spectrum Analyzer+ FFT analyzes audio in real time for visualization purposes only. It does not record or store any audio data.
What is the frequency range of Spectrum Analyzer+ FFT?
The analyzer captures live audio through the microphone and breaks it down into individual frequency bands, showing the amplitude of each frequency from 20 Hz to 20 kHz.
What devices does Spectrum Analyzer+ FFT support?
Spectrum Analyzer+ FFT is supported on iPhone and iPod devices.
What is the age rating for Spectrum Analyzer+ FFT?
Spectrum Analyzer+ FFT has an age rating of 17+.
How often is Spectrum Analyzer+ FFT updated?
The latest version, 1.0.15, was released on June 18, 2026, indicating recent updates. The app was initially released on March 31, 2026.
Does Spectrum Analyzer+ FFT have ads?
Yes, Spectrum Analyzer+ FFT contains advertisements.
What is the user rating for Spectrum Analyzer+ FFT?
Spectrum Analyzer+ FFT has a user rating of 2.3 stars based on 3 ratings.