Noise Recorder - Decibel Meter

About 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.