The app measures surrounding sound levels using the iPhone's microphone. Sound is displayed in decibels and visually as a balloon that changes size and color with the sound level.
by KBMSoft ApS★ 2.628 ratingsUtilities$0.99Data updated 2026-09-10
Record audio using the microphone. Play back audio in forward or reversed direction. Create reversed audio clips for creative projects or entertainment. Share reversed audio directly.
Allows players to navigate rooms by observing visual cues without screen interaction. Choose between teleport and walk modes to avoid motion sickness. Features VR compatibility and non-VR play. Includes silhouette and city asset visuals.
Ambient noise levels with a simple interface. Display one-minute average decibels in large text. Features clean design and free access. No additional functions or settings provided.
Use sound waves to remove from speakers. Generate custom tones with adjustable frequencies and waveform shapes. Repel pests using specific sound frequencies. Test stereo sound output and measure ambient noise levels.
Create musical sketches and chiptunes using a pattern-based sequencer and high-quality sampler. Record sounds from microphone or line-in. Export in WAV or XM formats. Import and export audio files. Support MIDI keyboard input.
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.
Use sinusoidal sound waves between 0 and 80 Hz to vibrate and remove dust and dirt from speakers. water from surfaces. Perform cleaning cycles manually or automatically. View cleaning progress and effectiveness metrics.
Amplifies sound with 11x microphone boost and headphones. Reduces background noise and enhances speech clarity. Includes a built-in test and adapts to different environments. Improves phone call quality and supports sound recording and transcription.
With precise noise level detection. Monitor sound in real time with live audio updates. Calibrate for accurate readings using reference tones. Switch between light and dark modes for visibility.
Tune instruments using phone microphone. Analyze sound in real time to detect if notes are sharp or flat. Provides visual feedback for accurate tuning.
Analyze frequencies with a real-time display. Adjust and visualize sound levels across different frequency ranges. Export analysis data and compare signals for accuracy. Calibrate equipment for optimal performance.
Use iOS device as a live microphone for stereo systems or Bluetooth connections. Create karaoke tracks with synced lyrics in any language. Convert speech to text with AI. Record performances automatically with a single button.
Measure ambient noise levels with an AI-powered noise meter that identifies noise types. Get accurate pressure readings and view audio waveforms. Sync data with the Health to track exposure and monitor hearing health.
Create and launch in a realistic 3D environment. Customize displays with various colors and effects. Arrange in 3D space and trigger them with a tap. Share created displays with others. Adjust settings for lighting and sound.
Measures watch accuracy, beat error, and amplitude using mechanical watch ticking sounds. It requires Apple EarPods' microphone for input. Users can adjust microphone contact with the watch crown to improve signal quality.
Use your device as a live microphone to amplify your voice. Connect via Bluetooth, AirPlay, or cable to any . Tap the screen to activate or deactivate the audio output. Works in the background and when the screen is locked. No setup required.