Sound Meter - dB Noise Meter

This app is a versatile tool that can be used for various purposes such as measuring noise levels, protecting your hearing, improving sleep, finding peace through meditation, checking your hearing, and staying productive. It offers a professional decibel meter with various gauge styles, a noise alert feature with customizable thresholds, and a sleep sound mixer with nine different sounds to choose from. Additionally, it includes a meditation timer with ambient sounds, a hearing screening test, and a Pomodoro focus timer with ambient backgrounds.

The app's decibel meter allows you to measure noise levels in real-time and provides a live chart with minimum, maximum, and average tracking. It also features color-coded noise level indicators and an expert mode with a full chart, sensitivity slider, and GPS location. For a simpler experience, there is a clean gauge with essential readings in the simple mode. The noise level guide ranges from a whisper at 20 dB to a jet engine at 140 dB.

The noise alert feature allows you to set custom dB thresholds and offers quick presets for different environments. It also includes a vibration alert when the noise exceeds your limit and keeps a log of all alerts with timestamps. The sleep sounds feature offers nine relaxing sounds, individual volume controls, and a master volume with a sleep timer. It also includes a fade-out feature before the timer ends and the ability to save and load your favorite sound presets.

The meditation timer has a circular countdown with preset durations and includes preparation and closing bells. It also offers ambient sounds to enhance your meditation experience and interval bells at different time marks. The app also includes a hearing test with a six-frequency pure tone test and provides detailed results with a hearing grade. It also features a medical disclaimer and is available in over 65 languages.

The app also offers additional features such as the ability to capture and save noise measurement screenshots, display GPS location, and support for dark mode. It also includes a status bar shortcut for quick access, preset save/load options for sleep and meditation, and does not require an internet connection as all sounds are generated on-device.

This app stands out from basic sound meters as it combines six powerful tools in one. It offers a professional decibel meter, sleep sounds with a mixing engine, a meditation timer with ambient sounds, a hearing screening test, a noise alert monitor, and a Pomodoro focus timer. All audio is synthesized on-device, eliminating the need for downloads, streaming, or copyright issues. The app also values user feedback and encourages users to rate the app for continuous improvement.