Perform basic and scientific calculations online for free. Supports arithmetic, trigonometry, logarithms, and more.
Our Web Calculator Tool is a free online calculator that supports both basic arithmetic operations and advanced scientific calculations. Switch between modes to perform simple additions or complex trigonometric functions with ease.
Choose between Basic and Scientific mode using the toggle buttons. Enter your calculation using the on-screen buttons or your keyboard. Click '=' to compute the result. Use 'C' to clear the display. The tool is designed for accuracy and speed, making it ideal for students, professionals, and everyday use.
Our calculator is free, fast, and accessible from any device without downloads. It supports a wide range of functions, including sin, cos, tan, log, sqrt, exp, pi, and e, ensuring you have all the tools you need for basic and scientific computations. The user-friendly design and responsive layout provide the best experience on desktop or mobile.