Scientific Calculator

Perform advanced math calculations with trigonometry, inverse trig, logs, roots, factorials, percentages, brackets, constants, and more.

SuperTools Scientific
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Enter an expression and click Calculate.

How to Use the Scientific Calculator

The Scientific Calculator is a powerful online calculator designed for students, teachers, engineers, and anyone who needs more than simple addition and subtraction. It can handle trigonometric functions, inverse trigonometric functions, logarithms, natural logarithms, square roots, powers, factorials, percentages, and complex expressions with brackets.

To use the calculator, type your expression into the display or press the calculator buttons. Then click Calculate or press Enter on your keyboard. The calculator automatically handles many common math patterns, including implicit multiplication such as 2sin(30) or 2(5+3). You can also reuse the previous result using the ANS button.

This scientific calculator uses degrees for trigonometric functions like sin, cos, and tan, which makes it especially useful for school and college calculations. It also supports inverse trigonometric functions such as asin, acos, and atan.

Supported Functions and Features

Example Expressions You Can Try

Why Use This Calculator?

This tool is useful for solving homework problems, checking exam answers, doing engineering calculations, handling business percentages, and performing advanced math without downloading any app. It is fast, free, mobile-friendly, and works directly in your browser.

Frequently Asked Questions (FAQ)

This calculator supports basic arithmetic, trigonometric functions, inverse trigonometric functions, logarithms, natural log, square root, powers, factorial, percentages, and constants like π and e.
This scientific calculator uses degrees for trigonometric calculations like sin, cos, and tan.
Yes. You can calculate values like 5! for factorial and 25% for percentages. The calculator also supports combining them with larger expressions.
Yes, you can use your keyboard to type numbers and operators, use Backspace to delete, and press Enter to calculate the result.
Yes, this calculator is 100% free and works directly in your browser.