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.
by Krueger Systems, Inc.★ 4.86 ratingsUtilities$1.99Data updated 2026-09-08
Generate based on selected base frequencies and wave types. Choose frequencies between 1 to 50 Hz and base frequencies from 20 to 1500 Hz. Supports Alpha, Beta, Delta, Gamma, Mu, and Theta waves.
Control brightness and activate strobe mode with adjustable frequencies. Send SOS signals. Use seasonal skins for customization. Turn on instantly for quick access.
Allows users to generate tones across a 0 to 20,000 hertz range. It includes preloaded sounds for various uses. Users can switch audio output between device speakers and external outputs. The provides visualizations of sound waves in real time.
Nd play tones across 50 to 20,000 Hertz. Adjust frequency, volume, and waveform in real-time. Measure ambient noise levels in decibels. Share noise data. Test speaker performance with sound waves.
Helps users identify specific frequency ranges through Sine wave or Pink Noise playback. Users adjust equalization settings to match target frequencies. Track progress with built-in exercises and feedback.
Generate sine, square, sawtooth, and triangle tones across a wide frequency range. Adjust frequency by swiping up or down. Sweep sine frequency for hearing testing. Play tones to clean speakerphone dust and water.
The app measures sound levels using a digital display for sound power and an analog display for fast mode. It also features real-time FFT frequency analysis with highlighted predominant frequencies and their power.
Use the built-in dog with adjustable frequency up to 40000 Hz. Access a dog with multiple sound options. Follow training lessons for and training. Listen to animal sounds for guidance.
Measure sound intensity with a dB meter. nd test sound frequencies using a tone generator. Assess speaker balance with a stereo test. Evaluate response with a test. Monitor audio output quality for accurate sound performance analysis.
Adjust audio frequencies with linear shifting and stereo delay feedback. Apply high and low pass filters. Modulate delay with LFO. Control via MIDI CC.
Test phone speakers with tones ranging from 0 Hz to 25 kHz. Use manual or automatic mode to assess performance. Perform stereo tests to evaluate sound quality. Clean speakers by generating frequencies to remove dust and buildup.
The app provides a real-time spectrogram and spectrum analyser display. Users can visualise audible frequencies, measure tones, and obtain visual feedback of speech frequencies.
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.
Clean phone speakers by using variable frequencies and vibration to remove . Dry out damaged speakers and restore sound quality. Perform maintenance checks and monitor speaker health.
Detects tuning notes for string instruments. Generates tones for practice. Displays precise frequencies in hertz. Supports , ukulele, violin, viola, and cello. Syncs with Apple Watch and iPhone.
The app displays audio frequencies up to 20 kHz on an iPad, iPhone, or iPod Touch. Users can adjust frequency span, FFT size, and apply filtering for smoothing.
Play high and low frequency sounds and vibrations to remove from iPhone speakers. Use manual mode for custom frequency settings or automatic mode for predefined settings. Initiate removal process and monitor progress.