Generate tone sounds with adjustable frequency settings from 160Hz to 20000Hz. Use slider or numeric input to set frequency. Play the selected tone. Test hearing by listening to different frequencies.
Optimize device audio with frequency adjustments and stereo compatibility testing. Set up custom algorithms via simple questions or manual mode. Schedule speaker maintenance reminders. Monitor processing statistics.
Interactive fingering charts for woodwind, brass, fret, and string instruments. Tap valves or keys to play notes. View detailed diagrams for flute, clarinet, guitar, violin, and other instruments. Sync with audio for note recognition.
View chords in augmented reality on a piano. See finger placements for over 130 chords. Play chords by touching the piano keys. Adjust settings and save custom configurations.
Clean phone speakers by removing dirt, moisture, and dust. Use automatic or manual modes to clear blockages. Adjust sound settings for clearer audio output. Monitor cleaning progress and restart cleaning sessions as needed.
Practice identifying , , and intervals through interactive exercises. Train ear to recognize melodies and chord progressions. Play accompaniment on guitar or piano. Track progress with built-in exercises and scales.
Calculate payments with weekly, bi-weekly, and monthly options. Input taxes, insurance, and utilities. Estimate interest savings from higher payments. View amortization schedules. Save and compare multiple calculations. Sync to iCloud.