Overview

Heita is a QR code-based smart doorbell system that immediately notifies its users of who’s at their door, regardless of their location. The guests can easily contact them by scanning the QR code with any smartphone, facilitating instant, real-time communication. Heita was conceived as a cost-free alternative to pricey smart doorbells, which are often challenging to set up and depend on a broadband connection.

Problems

Key Requirements

Our goal was to build an app that generates and assigns a distinct QR code to every homeowner. which can be displayed at the entrance. When guests visit, they can simply scan this QR code with their smartphone, which would trigger an automatic call to the homeowner’s phone. This solution ensures homeowners are accessible to their visitors at any moment, wherever they are.

Our Solutions

1. The homeowners register on the app using a phone number, which will generate a unique QR code. code for them. This code can be simply printed and displayed near the entrance for guests. to scan.
2. If no one is at home and there is no way of contacting the homeowner, all that the guests have to do is scan the QR code, which will initiate a call to the owner.
3. The registration and placement of the QR are quite simple compared to other smart doorbells, this budget-friendly option comes as a boon. And bonus, the app runs smoothly on both Android and iOS.
4. Designed with a focus on security, the system guarantees end-to-end encryption and the protection of user data and call records. This is achieved by employing robust security protocols. like SSL/TLS, along with Firebase Security Rules, to restrict data access.
5. Optimized for performance, the app loads without lag and runs seamlessly on all devices. The app also lets its users give feedback to improve the user experience.

Design Process

This project involved teamwork between UI and UX designers to create an innovative solution. Our business and growth team stayed in constant communication, providing valuable insights throughout the process.

Answer your door from anywhere

Results

The app uses WebRTC, which enables high-speed audio/video communication and data sharing between browsers and mobile applications over peer-to-peer networks with minimal latency. Using Firebase, the system ensures instant data synchronization and effective user authentication through Firebase's real-time database and authentication. It focuses on security and uses SSL/TLS and Firebase security rules for full data encryption and privacy. This secure framework allows customers to reach homeowners using a separate QR code, leveraging the capabilities of WebRTC and Firebase.

Current Status

The app gives a one-of-a-kind experience for guests, ease and safety for homeowners, and is overall a dynamic, efficient, and secure solution for all.

Tech Stack

AWS services used

Amazon EC3

To host the email services

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