AndroidCompleted

Safety 24/7 SOS Alert

Emergency Panic Button & Personal Safety App

Safety 24/7 is a critical mobile utility built for personal emergency assistance. In dangerous situations, users can trigger an SOS panic button that automatically sends SMS alerts with live GPS coordinates to pre-configured trusted contacts.

Safety 24/7 SOS Alert Case Study Preview — Muhammad Hamza Fazal

The Problem

Challenge Overview

People in emergency situations often cannot unlock their phone and type a full distress message in time.

The Solution

Engineering Approach

Designed a one-tap panic button system that retrieves current GPS location coordinates and sends instant SMS broadcasts.

/ TECHNICAL BREAKDOWN

Key Features & Architecture

Core Features Checklist:

One-tap Emergency Panic Button with countdown timer
Automatic GPS Location fetching via Android FusedLocationProvider
Background SMS broadcast to trusted emergency contacts
Silent distress mode and shake-to-alert gesture

Software Architecture Pattern

Android Foreground Service with Location Provider and Room Database contact store.

Technical Challenges Overcome

Maintaining accurate GPS location updates while optimizing battery consumption.

Key Developer Learnings

Gained thorough understanding of Android runtime permissions, Location APIs, and Background Services.

Technologies Used in This Case Study:

JavaAndroid StudioLocation APISMS ManagerRoom DB

Project Visual Gallery

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