A discreet personal safety app disguised as a calculator. One trigger sends location, audio, and an alert to trusted contacts and partner NGOs — over data or SMS.
911 = on the calculator0 key for 1.5sSis badge (top-right) 3 timesOn a real device the trigger is also tied to power-button taps and a wake-word — kept silent here.
Sub-500KB payload, works without smartphone OS features, falls back to SMS when mobile data is unavailable. Audio chunked to 30s and queued for retry.