# ๐Ÿ“ฑ Smart Calculator Hub (Android App) **Smart Calculator Hub** is a modern, all-in-one Android app built with **Jetpack Compose** and **Kotlin**, designed to help students and professionals with daily academic and financial calculations โ€” fast, offline, and beautifully. --- ## ๐Ÿš€ Features ### ๐ŸŽ“ CGPA Calculator - Add subjects with names, grades, and credits - Calculates your CGPA instantly - Automatically saves your data using **DataStore** - Data is restored even after app restarts ### ๐Ÿงฎ Standard Calculator - Sleek and functional calculator interface - Supports basic math operations (+, โˆ’, ร—, รท) - Built-in **calculation history** screen - Users can clear or revisit past calculations ### ๐Ÿ’ธ Sales Tax Calculator - Enter any amount and tax percentage - Calculates tax and total cost instantly - Supports multiple currencies (static) - Great for freelancers, businesses, and shoppers --- ## ๐Ÿ› ๏ธ Tech Stack - **Jetpack Compose** โ€“ modern UI toolkit - **Kotlin** โ€“ robust, concise Android language - **DataStore** โ€“ persistent local data storage - **Material Design 2** โ€“ clean and accessible interface --- ## ๐Ÿ“ธ Screenshots
CGPA Calculator Calculator
History Screen Sales Tax Calculator
--- ## ๐Ÿ“ฆ How to Install 1. Clone the repo: ```bash git clone https://github.com/Amritbhandari111/CGPA-Calculator-app-android.git 2. Open the project in Android Studio (Bumblebee/Arctic Fox or newer) 3. Run on a device or emulator (Android 6.0+) ๐Ÿ™Œ Support This Project If you like Smart Calculator Hub: โญ Star this repository on GitHub ๐Ÿ“ฒ Try the app and share your feedback ๐Ÿ—ณ๏ธ Vote for this app in exhibitions, contests, or tech fairs! Your support motivates future updates and features โค๏ธ ๐Ÿ“ง Contact Made with โค๏ธ by Amrit Bhandari GitHub: @Amritbhandari111 Email: amritbhandari969@gmail.com