Free online scientific calculator with sin, cos, tan, log, sqrt, exponents, and history. Use as a math calculator on line.
What is Scientific Calculator?
A full-featured scientific calculator you can use online — no app needed. Works as a powerful math calculator with standard and scientific functions. Supports trigonometry (sin, cos, tan), logarithms (log, ln), square root, exponents, pi, and Euler's number. Whether you need a calculator with Google-like functionality, a Casio calculator online experience, or just a reliable calculator on line, this tool delivers. Features a calculation history that lets you reuse previous results.
How to Use
Click number and operator buttons
Use scientific functions in the top row
Press = to evaluate
Click history items to reuse results
Frequently Asked Questions
Does it support order of operations?
Yes, it evaluates expressions following standard mathematical precedence.
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