Free online tool
Scientific calculator
A full scientific calculator: trigonometry, logarithms, powers, roots, factorials, π and e. Type with the keyboard or tap the keys.
Works in your browserNothing is sent anywhereNo sign-upFree
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Questions
Good to know
Degrees or radians?
Tap DEG/RAD to switch. In degrees, sin(30) = 0.5; in radians, sin(π/6) = 0.5.
Can I type with my keyboard?
Yes. Type sums like 2^10, sqrt(2), 3(4+5) or sin(45), and press Enter for the answer.
Which comes first?
Brackets, then powers, then × and ÷, then + and −, the usual order of operations.
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