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.
by VonBruno LLC★ 4.720,987 ratingsMusicFreeData updated 2026-09-09
Ultrasonic dog emits high-frequency sound to deter dogs. Adjust frequency settings. Works during cycling, walking, or jogging. Requires iPhone 4 or newer iPod with maximum volume.
A metronome with adjustable beats-per-minute from 40 to 208. Provides audible and visual beat indicators. Includes a chromatic tuner that guides users to the correct pitch with an animated indicator.
Compose emails with AI-generated suggestions and customizable templates. Insert placeholders for names and dates. Edit text with grammar checks and formatting tools. Schedule emails for later sending. Attach files directly from the .
Create and edit patterns using a graphic interface. Manipulate sound through synthesis settings. Save and export custom sequences. Adjust timing and velocity for precise beats. Share projects with other users.
Listen to Christian gospel music, live testimonials, and encouraging messages. Stream content from favorite speakers. Save favorite tracks for offline playback. Share content with others through social media links.
The app generates test tones including sine, square, triangle, sawtooth waves, and noise. Users can combine up to four independent sources with phase switching for each channel.