Scientific Calculator

🔒 Processed locally in your browser

4.9(259)

Free online scientific calculator with trigonometry, logarithms, powers, and more. No download needed — works in your browser.

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About Scientific Calculator

This free online scientific calculator supports trigonometry (sin, cos, tan), logarithms, powers, square roots, and standard arithmetic. All calculations happen in your browser.

How to Use Scientific Calculator

1Click the buttons or use your keyboard to enter an expression
2Press = or Enter to calculate
3Use the C button to clear

Examples & Calculations

sin(30°) = 0.5

log(100) = 2

√144 = 12

2^10 = 1024

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4.9

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