A sleek desktop application built with CustomTkinter, integrating a calculator, currency converter, and discount calculator into one intuitive and elegant interface. This tool is designed for fast, accurate calculations with a clean, user-friendly layout.
- Standard arithmetic operations:
+,-,*,/ - Decimal support
- Clear button to reset
- Error handling for invalid expressions
- Converts between multiple currencies including USD, PKR, EUR, GBP, INR, AED, SAR, CAD, AUD, JPY, CNY, TRY, KWD, BDT, POUND
- Auto-fetches real-time exchange rates via an API (fallback rates included if offline)
- Simple input and output interface for quick conversions
- Calculate final price after discount
- Shows savings amount
- Input validation: prevents negative values and discounts over 100%
- Python 3
- CustomTkinter for modern GUI design
- Requests for currency API
- Built-in Python
eval()for calculator logic
- Make sure you have Python 3 installed.
- Install required packages:
- run app python app.py