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
Measure and analyze sound with real-time decibel readings and color-coded safety indicators. Track minimum, maximum, and average levels. Save measurements with location and notes. Receive warnings at dangerous sound levels.
Nd play waves with customizable settings from 1Hz to 22000Hz. Choose between sine, square, sawtooth, or triangle waveforms. Adjust volume and playback duration. Save and share generated files.
Tune musical instruments by selecting frequency and tuning settings. Detect string pitch with visual indicators for each string. Calibrate piano sound using an open string and Baglama. Adjust tuning to A4=442.
Generate frequencies between 1Hz and 25,000Hz. Adjust using swipe gestures or arrow buttons. View real-time wave visualizations. Test hearing range by listening to tones within 20Hz to 20,000Hz.
Train dogs with customizable tones and vibration massage. Use built-in clicker sounds and squeaky toy noises for training. Teach tricks with step-by-step guidance and adjustable frequencies.
Practice ear with custom exercises based on user-selected songs. Identify notes, intervals, and chords. Track progress over time. Adjust difficulty levels. Export sessions for review.
Generate sound waves with sine, square, sawtooth, or triangle waveforms. Adjust between 1Hz and 22000Hz. Play single oscillator tones. Test speakers or tune instruments using generated frequencies.
Use sound frequencies to dislodge from phone speakers. Tap to initiate the process. Clear trapped and restore sound quality quickly. No need for manual cleaning or drying methods.
Tune low-frequency instruments with precision. Detect and adjust guitar, double , cello, and other -range instruments. Use a chromatic scale for accurate tuning. Adjust pitch in real-time. Save and recall custom tuning settings.
Generate pure sine wave tones across 20Hz to 22,000Hz. Analyze frequencies with a built-in analyzer. Adjust amplitude and duration of tones. Save and share generated files. Test speakers or tune instruments using precise controls.
Nd play test tones including sine, rectangular, triangular, and sawtooth waves. Create and play frequency sweep tones in ascending and descending directions. Adjust frequency, amplitude, and duration settings.
Detects and visualizes high frequency noises and ultrasonic sounds beyond human hearing. Measures sound levels and identifies frequencies above 10 kHz. Provides real-time sound analysis and displays waveform data.
A tuning with auto noise filtering. Select frequency and tuning settings. Display pitch for each string as high or low. Calibrate piano sound by clicking an open string. Adjust A4 frequency between 428 and 452.
Calculate hourly wage from annual or monthly and vice versa. Input payment frequency like daily, weekly, or monthly. Convert between types and view results instantly.
Tune instruments with precise detection. Adjust level and quality thresholds for accurate readings. Display real-time frequency and note identification. Share tuning results via email or social media. Sync with iOS devices for seamless use.
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.