Heel Drop: Floor Vibration — ASO

By CODEENSIS LTD on AppTrack Ninja.

Structural FFT & PSD Analyzer

Heel Drop turns your phone into a real vibration-analysis instrument. Every FFT spectrum comes from your own accelerometer, computed live. No external hardware required. See live time-domain, FFT, and power spectral density views while you record. Save sessions to a history list with peak frequency and RMS acceleration. Export raw data to CSV or a professional PDF report. Every report includes a free comparison against AISC Design Guide 11 walking-excitation limits. This is a simplified reference for engineering judgment, not a certified compliance calculation. You interpret the result, same …

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