The app converts between musical notes, frequencies, and wavelengths. It includes an oscillator to hear frequencies and a frequency tracker that displays the audio waveform.
by Dave Guerin★ 5.01 ratingsUtilities$2.99Data updated 2026-09-19
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.
Generate ultrasonic sounds to repel insects and critters. Choose from various frequencies tailored for mosquitoes, flies, cockroaches, or rats. Adjust settings to target specific pests.
The app is a virtual analog synthesizer with a SuperSaw sound emulation. It features two filters per voice with 16 available types and a Morph Group function for parameter modulation.
Modify audio signals using modulation, voltage-controlled carrier oscillation, and dual-waveform LFO modulation. Adjust frequency and depth parameters. Connect to MIDI devices and integrate with DAWs for real-time effects processing.
Calculate and mortgage payments with customizable terms, interest rates, and frequencies. Display breakdowns of interest and principal. Estimate repayment time. Compare options. Export results via email or file. Save details for future reference.
Generate tones and sounds at specific frequencies. Create single or multiple tones. Use musical note presets. Produce binaural beats. Generate SFX sounds. Analyze waves. Perform tests. Adjust settings.
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 strings with frequency detection and visual indicators. Access smart library and tuning fork. Adjust advanced settings for sensitivity. Display LED tuning status. Works on iPhone, iPad, and iPod touch.
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.
Create high-pitched sounds using a whistle slider or frequency input. Select from various sound patterns. Adjust volume and duration. Share recordings or save them for later use.
The app displays musical pitches and their frequency values in hertz. Musical instruments are associated with hertz values, and the frequency spectrum is split into tabs for access.
A virtual-analog synthesizer with circuit-modeling engine. Users can create and edit patches, adjust oscillator settings, and apply filters. Modulation effects include LFOs and envelopes. Export audio files and control parameters via MIDI.
Measure sound levels with a precision instrument featuring a . Calibrate against professional dB meters. Log noise data and set decibel thresholds. Display real-time sound level readings and frequency analysis.
Binaural induction offers 11 pre-recorded programs with ambient sounds and binaural tones. Users can select programs to synchronize brainwaves with specific frequencies for sleep induction and states. Requires headphones or earbuds for effective use.
Tune strings with real-time frequency display in Hz. Adjust A4 temperaments between 392Hz and 466Hz. Includes tuning fork and advanced settings via in- purchase. Uses microphone for input. LED indicator shows tuning status.