Tkinter Calculator App

Features

• Basic arithmetic: addition, subtraction, multiplication, division
• Clickable buttons and keyboard input support
• Clear (C) and Backspace (⌫) functionality
• Error handling (ex. division by zero)
• Cross-platform (Windows executable, the Python script also runs on macOS/Linux)

Run from Source

python main.py

Use the Windows Executable

Simply double-click Calculator.exe or run:

./Calculator.exe

Usage

• Click buttons or type numbers/operators on your keyboard.
• Press = or Enter to evaluate.
• Press C to clear all input.
• Press Backspace (⌫) to delete the last character.

Keyboard Shortcuts

Key	Action
0–9	Enter digits
+, -, *, /	Enter operators
Enter, =	Evaluate expression
Backspace	Delete last character
C, c	Clear input

Building from Source

This executable was created using PyInstaller.

pip install pyinstaller
pyinstaller --onefile --windowed --icon=icon.ico main.py

The standalone executable will be in the dist/ folder.