Scientific Calculator — Online Math Calculator

Free online scientific calculator with trigonometry, logarithms, and advanced math functions.

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Frequently Asked Questions

What functions are supported?
Trigonometry (sin, cos, tan), logarithms (log, ln), exponentiation, square roots, factorial, and constants like π and e.
Does it support degrees and radians?
Yes — you can switch between degree and radian mode for trigonometric calculations.
Can I use it for calculus?
The calculator handles arithmetic and standard scientific functions. Symbolic calculus (derivatives, integrals) is not supported.
How many decimal places are shown?
Results show up to 10 significant figures. Scientific notation is used automatically for very large or very small numbers.