Full-featured scientific calculator with trigonometry, logarithms, and history
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Calculate compound interest with detailed yearly breakdown
Solve linear and quadratic equations with step-by-step results
Calculate percentages, percentage of a number, and percentage change
Convert numbers between binary, octal, decimal, and hexadecimal
Scientific Calculator is a free online tool that evaluates mathematical expressions including arithmetic, trigonometric functions (sin, cos, tan), logarithms (log, ln), square roots, powers, and constants (pi, e). Maintains calculation history, use ANS button for previous result. Perfect for students, engineers, and scientists. All calculations happen in your browser.