Scientific Calculator
Full-featured scientific calculator with trig, logs, and exponentials.
Functions: Math.sin, cos, tan, log, sqrt, pow, PI, E
Frequently asked questions
Is Scientific Calculator really free?
Yes — Scientific Calculator is 100% free with no signup, no watermarks, and no usage limits on the basic version.
Is Scientific Calculator safe to use?
Your files are processed in your browser whenever possible and never stored on our servers.
Does Scientific Calculator work on mobile?
Yes — it works on iPhone, iPad, Android, Windows and Mac in any modern browser.
Do I need to install anything?
No. Scientific Calculator runs entirely in your browser. No download, no extension, no account.
What's the difference between Free and Pro?
Free covers the core Scientific Calculator features with reasonable daily limits. Pro removes limits, lifts the file-size cap, and unlocks batch processing and embed widgets.
Other ways people use Scientific Calculator
Popular long-tail searches — each opens a tailored landing page for that use case.
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