🛡️ SafetyTrack – Smart Journey Safety App using Android Application

• SafetyTrack is a real-time Android journey safety application.
• It automatically shares live location via SMS at regular intervals.
• It sends emergency alerts using SOS and voice-based detection.
• Designed to enhance personal safety during travel in emergency situations

---

📖 About the Project

• SafetyTrack ensures continuous GPS tracking during a journey.
• Location updates are sent every 2 minutes to selected emergency contacts.
• The app works even without internet using GPS and SMS services.
• It also provides instant SOS and voice-triggered alerts.

---

🚀 Core Features

🔐 User Authentication

• User Registration (Sign Up)
• Secure Login (Sign In)
• Email OTP Password Reset
• Mobile Number OTP Reset
• Auto-login functionality
• Firebase Firestore integration

📍 Real-Time Location Tracking

• GPS tracking using Fused Location Provider
• Generates Google Maps link
• Sends updates every 2 minutes
• Works offline (GPS + SMS)

📲 Automatic SMS Alerts

• Location sent when "Start Journey" is clicked
• SMS sent every 2 minutes
• Safe Arrival notification
• Stop Journey stops automatic alerts
• SMS delivered directly to recipient inbox

🚨 SOS Emergency Alert

• Instant HIGH ALERT message
• Includes current location
• Immediate SMS dispatch

🎤 Voice-Based Emergency Detection using NLP

• Detects keywords:
  • Help
  • Danger
  • Emergency
• Automatically triggers emergency SMS
• Uses Android SpeechRecognizer API

👥 Emergency Contact Management

• Contact Picker integration
• Multiple contact selection
• Displays number of selected contacts
• Used for alert notifications

---

🏗️ Tech Stacks

• Language: Java
• IDE: Android Studio
• Database: Firebase Firestore
• Authentication: Firebase Auth
• Location Services: Fused Location Provider API
• SMS Service: Android SmsManager
• Speech Recognition: Android SpeechRecognizer API
• UI Design: XML Layouts

---

📱 Application Flow

• User installs the app

• Registers account

• Logs in

• Dashboard opens

• Select emergency contacts

• Click "Start Journey"

• Location sent every 2 minutes via SMS

• User can click:

  • Safe Arrival
  • Stop Journey
  • SOS Button
  • Voice Trigger Alert

• If already logged in, dashboard opens directly.

---

🔄 System Architecture

• Authentication Module
• Location Tracking Module
• SMS Alert Module
• Voice Detection Module
• Dashboard Controller
• Contact Management Module
• All modules integrate through the main dashboard activity

---

📡 Offline Capability

• GPS Location ✅ Yes
• SMS Alerts ✅ Yes

---

📸 Application Screenshots

🔐 Authentication

Login Page

Create New Account

Reset Password via Email

Reset Password via Phone Number

---

🏠 Dashboard & Journey

Dashboard

Journey Details

Journey Detection

---

👥 Emergency Contacts

Emergency Contacts Selection

---

🚨 SOS & Emergency Alerts

Emergency SOS Screen

SOS Using NLP

Speech Detection

Voice Permission

---

📩 SMS Notifications

SOS Received via SMS

Safe Arrival Notification via SMS

---

🎯 Core Innovation

• Automatic real-time location sharing via SMS every 2 minutes during a journey
• Integrated SOS emergency alert system
• Voice-triggered high alert detection

---

🧠 Future Enhancements

• Live tracking dashboard for guardians
• Background service optimization
• Advanced NLP threat detection
• AI-based abnormal route detection
• Panic gesture detection
• Cloud-based emergency monitoring system