The app generates periodic signals with adjustable frequency and amplitude for testing electronic circuits. It also includes a tuner for instruments and a metronome for practice.
by michael heinz★ 4.0153 ratingsUtilitiesFreeData updated 2026-09-22
The app generates periodic signals with adjustable frequency and amplitude for testing electronic circuits. It includes a tuner for instruments, a metronome, and features for comparing hearing abilities.
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.
Provides precise tuning for various instruments including guitar, violin, piano, and flute. It detects pitch and displays frequency. Users can adjust tuning settings and save custom presets.
Clean iPhone speakers by generating a sine wave . Adjust frequency with swipe gestures. Control intensity for effective moisture removal. Perform cleaning sessions to restore speaker clarity.
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.
Allows users to guitars, basses, and ukuleles using a chromatic . It includes AI-powered chord and lyric generation for practice. Users can switch between manual and automatic modes.
Udio tones with customizable frequency settings from 15Hz to 22KHz. Choose between sine, square, sawtooth, and triangle waveforms. Create and save custom presets. Control playback from notification drawer, lock screen, or headset buttons.
Track playing habits and provide feedback to improve performance. Use a chromatic , tone and chord generator, , and recorder. Practice ear training, rhythm, timing, and dynamics. Sync with Apple Health for progress tracking.
Manage presets by editing, organizing, and restoring them to the cloud. Audition and download tones from a community library. Control amplifier settings wirelessly for real-time sound adjustments. Backup presets to the cloud and sync across devices.
Generate tones between 50 Hz and 30,000 Hz for testing or tuning. Track environmental noise levels and detect harmful sound pressure. from phone speakers using sound waves to restore sound clarity.
Tune instruments with a chromatic scale and visual feedback. Adjust pitch with fine and coarse tuning controls. Practice intonation with a consistent display. Generate tones for droning. Quick mode for fast tuning confirmation.
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.
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.