Trigonometry, logarithms, powers, roots, factorials and nCr — type an expression or use the keypad.
Runs locally in your browser — no upload, no account
How to use Scientific Calculator
Enter your values.
The result updates instantly, with the formula shown.
Copy the result if you need it.
Frequently asked questions
Is Scientific Calculator free?
Yes. Scientific Calculator is free to use and needs no account or sign-up.
Is my data sent anywhere?
No. Everything you enter is processed inside your browser and is not sent to a server.
Does it work offline?
Yes. Dhurta Suite can be installed as an app, and every tool you open is saved on your device so it opens and works without an internet connection. You can also save all tools for offline use in Settings.
Does it work on phones?
Yes. It works in current mobile browsers on Android and iPhone, as well as on desktop.
Are there any limitations?
Uses standard double-precision numbers (about 15–16 significant digits).
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