Flashlight

Abstract

1. Introduction

Flashlight generates a performance score for your Android app, aggregating different metrics. _( iOS support is also in the works)_

No setup required in your app Measure performance even on production apps Generates beautiful reports (like this Flatlist/Flashlist comparison)

2. Objective

📱⚡️ Lighthouse for Mobile - audits your app and gives a performance score to your Android apps (native, React Native, Flutter..). Measure performance on CLI, E2E tests, CI...

This project demonstrates how TypeScript, Android, React Native can be applied to a real-world Mobile App Development problem.

4. Technology Stack

5. System Requirements

General requirements for this technology stack — check the README for exact versions.

• Node.js (LTS) and npm / yarn / pnpm
• VS Code or any code editor
• Git (to clone the repository)

6. Installation & Setup

git clone https://github.com/bamlab/flashlight.git
cd flashlight

curl https://get.flashlight.dev | bash

iwr https://get.flashlight.dev/windows -useb | iex

Full setup instructions are in the project README.

7. Future Enhancements

Suggested extensions you can add to make this your own project.

• Add push notifications with Firebase Cloud Messaging
• Add offline support with local caching
• Publish an internal test build on the Play Store

8. Viva / Review Questions

Common questions examiners ask for projects in this domain.

1. Which framework is used and why (native vs cross-platform)?
2. How is app state managed across screens?
3. Where is the data stored — locally, Firebase or a REST backend?
4. How are permissions (camera, location, storage) handled?
5. How would you publish this app to the Play Store / App Store?

9. Source Code & License

This project is developed by bamlab and published on GitHub under the MIT License. Please follow the license terms and credit the original author when you use or modify this code.