See sound with audio analysis.
The app analyzes sound from songs, the microphone, or a Line In device. It displays results in Waveform, Spectrum, and Spectrogram views, showing frequency distribution and audio signals over time.
Showing 1–20 of 1,000 ranked alternatives.
TINY BOOM LIMITED
Generate sound waves and customize audio frequencies
Create and visualize sound waves with frequency control from 0Hz to 22,000Hz. Measure decibels to assess noise levels. Emit ultrasonic frequencies to deter insects. Toggle between light and dark interface themes.
Unicom TOV
Measure sound levels with meter
Measure sound levels using the built-in microphone. Display decibels in dBA with a digital readout. Show minimum, average, and maximum values. Visualize sound levels with a graph line.
Ashraf Thoppukadavil
Track noise levels in real time
Measure levels in decibels using the device’s microphone. Display real-time audio frequency and dB readings. Apply filters for specific frequency and dB ranges. Share measurements via Messages, Email, WhatsApp, Notes, and other apps.
Ibrahim Al-Sammarraie
Udio signals with custom parameters
Udio signals with adjustable parameters and frequency up to 20 kHz. Create single signals, sweeps, or merged signals. Control duty cycle, frequency, and waveform type. Export generated audio files.
Nobutaka Yuasa
Record and play it reversed
Record using the device’s microphone and play it back forwards or reversed with a tap. Adjust playback speed from 0.5x to 2.0x and modify pitch by half tones across two octaves.
HyperHype UAB
Generate tones, test audio, customize frequencies
Generate pure tones, frequencies, and waveforms for and headphone testing. Customize frequency ranges and noise types. Perform audio quality tests and analyze sound output. Save and share test results.
Spectre Software Inc.
Visualize audio in real time
Visualize audio in real time with customizable backgrounds and logos. Export visualizations as videos. Select and analyze audio files directly on phone or Mac. Adjust settings to modify animation styles and layouts.
Krueger Systems, Inc.
Visualize sound frequencies over time
Visualize sound frequencies over time with a time-frequency graph. Adjust color intensity to represent sound levels. Use for analyzing vocal tones, animal calls, and identifying household noises.
David Krejci
Play sounds, speakers, measure noise
Play sounds at defined frequencies between 0Hz and 25kHz. Use the noise meter to measure sound levels. Test speakers with quality audio for sound output.
Beat Squad LLC
Edit and save as ringtone
Edit files and record from the microphone. Import various formats like MP3, WAV, and AIFF. Extract from videos or the web. Save in multiple formats including ringtone options. Adjust sound quality and settings for improved output.
Yuji Koike
Visualize audio frequencies with a microphone.
The app displays audio frequencies using a microphone. Users can view the pitch of their voice with a spectrum shown up to 60 frames per second.
DEXUS Pawel Krzywdzinski
Analyze signals in real time
Analyze signals with real-time spectrogram, spectrum, and oscilloscope visualizations. Identify frequencies and measure response of equipment. Detect phonetic elements in speech and visualize animal calls. Check singer’s formant for vocal analysis.
Emirhan Erozkan
Play sounds
Use the speaker removal feature to play specific sounds that help eliminate the speaker. Create custom tones with the frequency generator. Measure sound levels in decibels and detect dominant frequencies using the built-in meter.
Oxford Wave Research Ltd.
Visualize audio frequencies in real time
Visualize real-time audio frequencies with a spectrogram and spectrum analyzer. Adjust sample rate and frequency resolution. Identify sound frequencies, measure vocal range, and analyze audio input.
ONE App Limited
Tap compass for mini map
Turn on the brightest instantly. Use the always-on compass for direction. Access a mini map by tapping the compass. Adjust LED brightness. Enable strobe mode with 10 different frequencies. Supports iPhone 6 and later models.
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