🧮 Calculator App (React Native + TypeScript)

A powerful and modern Calculator app built using React Native and TypeScript, offering:

• 🧮 Standard Calculator
• 🧪 Scientific Calculator
• 🌐 Universal Unit Converter (Currency, Length, Temperature, etc.)

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✨ Features

✅ Standard Mode

• Basic arithmetic operations: +, −, ×, ÷
• Responsive and clean UI
• Works seamlessly on both Android and iOS

🧪 Scientific Mode

• Advanced mathematical functions: sin, cos, tan, log, √, xʸ, π, e, and more
• Handles parentheses and complex expressions
• Supports real-time expression parsing and evaluation

🌐 Converter Mode (Universal Converter)

Includes conversion between:

• Currency – Live exchange rates (e.g., USD ⇄ EUR)
• Length – (e.g., Meter ⇄ Feet)
• Weight – (e.g., Kilogram ⇄ Pound)
• Temperature – (e.g., Celsius ⇄ Fahrenheit)
• Speed – (e.g., KPH ⇄ MPH)
• And more!

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📦 Tech Stack

• React Native
• TypeScript
• Custom Hooks and Reusable Components
• Styled Components / CSS Modules (as per setup)
• Real-time APIs (for currency conversion)

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🚀 Getting Started

1. Clone the Repository

• git clone https://github.com/your-username/calculator-app.git
• cd calculator-app

2. Install Dependencies

• npm install

3. Start the App

• npm start

Then:

• npm run android – to run on Android

💡 Use Expo if the project is set up with it.

🙌 Contributing

Want to improve or fix something? Pull requests are welcome!