Vibration Meter - Seismograph

Vibration Meter is a professional-grade vibration analysis tool that turns your phone into a precision instrument. Measure vibration intensity in real time with beautiful analog gauges, record seismic waveforms, analyze frequency spectra, and monitor vibration 24/7 — all from your pocket. Whether you need to check floor vibration from construction, monitor earthquake activity, assess structural integrity, or detect environmental vibration — this app provides everything in one place. [Real-Time Vibration Meter] - 13 gauge designs: 10 analog styles with chrome bezels + 3 SpeedView variants - Live vibration measurement with Min, Max, Average statistics - 5 measurement units: mm/s, cm/s², Gal, g, m/s² - Color-coded intensity levels with MMI scale descriptions - Approximate Richter magnitude estimation - Expert mode with real-time vibration chart - Screen capture for measurement snapshots [3-Axis Seismograph] - Real-time X, Y, Z acceleration waveform display - Configurable time windows: 10s, 30s, 60s, 120s, 300s - Current and peak magnitude tracking in Gal - Event detection with automatic recording - Save recorded seismic data as CSV files [FFT Frequency Spectrum Analysis] - Real-time Fast Fourier Transform on accelerometer data - 5 FFT sizes: 256, 512, 1024, 2048, 4096 samples - Linear and Logarithmic (dB) scale display - Dominant frequency and magnitude identification - Continuous mode and single-shot capture mode [24-Hour Vibration Monitor] - Background monitoring with Foreground Service - Configurable vibration threshold in mm/s - Pre-event buffer (5-120s) and post-event recording (5-120s) - Adaptive sensor rate for battery efficiency - Automatic event detection with JSON storage and notifications [Vibration Alert System] - Custom vibration threshold with slider or 4 presets - Presets: Micro (0.5), Floor Noise (2.0), Construction (5.0), Earthquake (15.0 mm/s) - Instant alert with device vibration when threshold exceeded - Real-time alert history with PDF/CSV export [Vibration Report and Data Export] - View all recorded vibration events with MMI badges - Multi-select events for batch operations - Generate professional PDF reports or export CSV data - Share via email, messaging, or cloud storage [Structural Health Assessment] - 30-second FFT-based natural frequency detection - 4 building types: Reinforced Concrete, Steel Frame, Wood Frame, Masonry - Normal / Attention / Warning verdict with color-coded results - Save and share assessment reports as PDF [Real-Time Earthquake Map] - Live earthquake data from USGS with magnitude and time filters - Magnitude-colored event cards with depth and distance info - 5-minute cache for fast, bandwidth-efficient browsing - Pull-to-refresh for latest data [Earthquake Information Guide] - Seismic risk assessment for your current location - Comprehensive MMI scale explanation (levels 1-12) - Unit comparison guide: mm/s, Gal, g, m/s² - Educational content about earthquake measurement [Key Features] - 6-level color system for consistent vibration intensity display - Rajdhani font for clear numeric readability - Spike filter and sensor warm-up for accurate readings - Full dark mode support with optimized color palette - Disclaimer: Results are for reference only. Actual performance may vary by device.