Monitor ambient levels in real time using the microphone on Apple Watch Series 4 or later. Display decibel levels on a meter and indicate if the environment is “OK” or “Loud.” Add the as a complication to your watch face for quick access.
by Apple Inc.★ 4.454 ratingsUtilitiesFreeData updated 2026-09-18
Automatically cleans speakers to remove distortions and improve audio quality. Generate tones for testing and calibration. Adjust equalizer settings to customize sound output. Monitor health and receive alerts for potential issues.
Locate lost devices using Bluetooth. View proximity percentage on screen. Receive vibration feedback when near device. Track devices remotely. Set location alerts. Share device location with others.
Test performance with frequency analysis and decibel measurement. Clean speakers by removing trapped water. Generate pure tones for testing or tuning. Calibrate audio equipment for accurate sound output.
Measure ambient noise with a professional level using ITU-R 468 and A/B/C/Z weighting filters. Analyze audio frequencies in real time. Record and save levels for later review. Compare noise levels against standard thresholds.
Monitor battery levels for iPhone, iPad, Mac, Apple Watch, AirPods, Apple Pencil, Magic Keyboard, Magic Mouse, HomeKit accessories, and Bluetooth devices like Beats headphones and Sony WF-1000XM4.
Test and improve device sound quality with frequency analysis and equalizer settings. Clean speakers and remove trapped or dust. Adjust audio output for clearer sound and better microphone performance.