Can I type expressions on my keyboard?

Yes. You can type formulas directly like 'sin(45) + sqrt(64)' and evaluate instantly without clicking keypad buttons.

How do I switch between Degrees and Radians?

Click the 'DEG / RAD' mode toggle at the top of the keypad to switch the angle measurement mode for all trigonometric calculations.

Can I recall previous calculations?

Yes. The Calculation History drawer records your recent equations and answers for easy one-click recall.

Can I type expressions on my keyboard?

Yes. You can type formulas directly like 'sin(45) + sqrt(64)' and evaluate instantly without clicking keypad buttons.

How do I switch between Degrees and Radians?

Click the 'DEG / RAD' mode toggle at the top of the keypad to switch the angle measurement mode for all trigonometric calculations.

Can I recall previous calculations?

Yes. The Calculation History drawer records your recent equations and answers for easy one-click recall.

Free Client-Side Scientific Calculator

CalculatorsOffline Ready · Zero Uploads

Calculate advanced algebraic, trigonometric, and scientific functions directly in your browser. Features safe recursive expression evaluation, history recall, and keyboard shortcuts.

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