LockNRoll

A mobile app to control a custom-built smart door lock using Firebase. ¹

Mobile App

Flutter for the frontend and Firebase services for the backend, which are as follows:

Authentication

For secure sign up, sign in, and password reset

Cloud Firestore

For storing user account details, device details, and event logs.

Real-Time Database (RTDB)

For live communication between mobile app and smart door lock.

Storage

For storing images captured by ESP32-CAM microcontroller.

Smart Door Lock

A custom smart door lock using two microcontrollers ², which are as follows:

ESP32-CAM

For capturing image using the built-in camera.

ESP8266 (NodeMCU v1.0.0)

For managing doorbell, alarm, and door lock.

Screenshots

Authentication Screens

Sign In

Sign Up

Reset Password

General Screens

Home

User Account

Settings

Smart Door Lock Screens

All Controls

Locked Door State

Activated Alarm State

Pop-Up Notification

Captured Image Modal

Event Log

Footnotes

1. Developed for Bachelor's final year project and was exhibited during the MSU iRex 15.0 event. ↩

2. Microcontroller programs are confidential. ↩