13 JavaScript Calculators

A stylish neumorphic calculator featuring soft, realistic shadows and smooth, tactile-like buttons for a modern 3D look. The interface supports standard arithmetic operations—addition, subtraction, multiplication, division—along with percentage, sign toggle, decimal input, and a double-zero button. Users can easily toggle between light and dark modes, enhancing the visual depth of the neumorphic design.

An interactive vertical slider that visualizes changes in atmospheric conditions as altitude increases. Users can input a base temperature and altitude, and the graph dynamically updates to show ambient temperature, available oxygen, and atmospheric pressure. The system calculates approximate values using scientific formulas and displays them in both a table and vertical bar indicators.

A Pure CSS Calculator is a practical web tool that performs basic arithmetic operations. Built with HTML and pure CSS, its purpose is to provide a user-friendly and interactive way to perform calculations without relying on JavaScript. The calculator features a clean interface with a display for results and a keypad for numbers and operators, making it an excellent beginner's project for learning how to use CSS for creating interactive elements.

A Calculator is a practical web tool that performs basic arithmetic operations. Built with HTML, CSS, and JavaScript, its purpose is to provide a user-friendly and interactive way to perform calculations. The calculator features a clean interface with a display for results and a keypad for numbers and operators, making it an excellent beginner's project for learning how to handle user input and update the user interface in real-time.

A Financial Calculator is a practical web tool that computes a user's income, expenses, and potential savings. Built with HTML, CSS, and JavaScript, its purpose is to provide a user-friendly and interactive way to manage personal finances. The calculator's core functionality involves taking user input for income and various expenses, then dynamically displaying a clear overview of their financial situation.

A Salary Calculator is a practical web tool that computes a user's salary based on various inputs, such as hours worked, hourly rate, and deductions. Built with HTML, CSS, and JavaScript, its purpose is to provide a user-friendly and interactive way to manage personal finances. The calculator takes user input, performs the necessary calculations, and dynamically displays the results, making it an essential tool for personal finance and employee websites.

A Tax Calculator is a practical web tool that computes a user's tax liability based on their income and other financial data. Built with HTML, CSS, and JavaScript, its purpose is to provide a user-friendly and interactive way to estimate tax payments. The calculator takes user input, performs the necessary calculations, and dynamically displays the results, making it an essential tool for personal finance websites or tax preparation services.

A Tip Calculator is a practical web tool that computes the tip amount and the total bill based on a user's input. Built with HTML, CSS, and JavaScript, its purpose is to provide a quick and user-friendly way to calculate tips in various scenarios. The calculator takes input for the bill amount and tip percentage, then dynamically displays the tip and total amount, making it a great project for developers to practice handling user input and basic mathematical calculations.

A Financial Calculator is a practical web tool that performs a variety of financial calculations, such as loan payments, compound interest, and investment returns. Built with HTML, CSS, and JavaScript, its purpose is to provide a user-friendly and interactive way to manage personal finances. The calculator's core functionality involves taking user input, performing complex mathematical calculations, and dynamically displaying the results, making it an essential tool for personal finance and investment websites.

A Loan Calculator is a practical web tool that computes loan payments, interest, and total cost based on user-provided data. Built with HTML, CSS, and JavaScript, its purpose is to provide a user-friendly and interactive way to manage finances. The calculator takes user input for loan amount, interest rate, and loan term, and then dynamically displays the results, making it an essential tool for personal finance and lending websites.

A BMI Calculator is a practical web tool that computes a user's Body Mass Index based on their height and weight. Built with HTML, CSS, and JavaScript, its purpose is to provide a user-friendly and interactive way to assess a person's body fat. The calculator takes user input, performs the necessary calculations, and dynamically displays the result, often with a classification (e.g., underweight, normal, overweight).

An Age Calculator is a practical web tool that computes a user's age in years, months, and days based on their date of birth. Built with HTML, CSS, and JavaScript, its purpose is to provide a user-friendly and interactive way to calculate age. The tool's core functionality involves taking a user's input, performing the necessary date calculations, and dynamically displaying the result.

A Simple Calculator is a functional web application that performs basic arithmetic operations. Built with the React.js framework, its purpose is to demonstrate the core principles of component-based development.