Noise Recorder - Decibel Meter

A personal noise monitoring tool to track surrounding noise patterns and find your routine. ■ Real-Time Noise Monitoring • Live decibel (dB) display • Waveform chart for visualizing noise changes • Noise level indicator: Quiet / Moderate / Loud ■ Auto Recording & Segment Management • One-tap recording with automatic segment rotation (M4A format) • Segments below threshold are auto-deleted to save storage • Screen stays on during recording ■ Automatic Noise Event Detection • Detects sudden noise changes automatically • View peak dB, average dB, and duration per event • Built-in sound tags: Footsteps / Thud / Construction / Water / Music·TV / Pet / Other • Add your own custom tags (e.g., door, appliance) ← NEW ■ Filtering & Review ← NEW 섹션 • dB threshold filter — show only events above a chosen level • Tag exclusion — hide specific tags (e.g., your own sounds) • Filter settings saved per screen (Records / Stats / Export) • Jump between segments with ⏪ / ⏩ buttons, position shown as "Part N/M" ■ Statistics & Analysis • Hourly noise chart • Quiet time vs. noisy time ratio • Loud noise occurrence count • Weekday / weekend filters ← NEW ■ Record Management & Export • Session-based recording list with details • Segment playback and noise event review • Export to PDF / Excel with filter applied ← 보완 • Photo attachment support ■ Convenience Features • Korean / English language support • Automatic dark mode support • Customizable segment length, threshold, and sensitivity settings ※ This app is a personal monitoring tool for reference only. Measurements may vary depending on the environment and do not replace professional measurement equipment.

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