Scientific Calculator
Full-featured scientific calculator with trigonometry, logarithms, and advanced functions.
Scientific Calculator
Scientific Calculator
Trigonometry, logarithms, powers, and more
Result
Smart Insights
Personalized takeaways from your numbers.
The Formula Behind It
Varies by operationVariables
- PEMDAS order of operations
About Scientific Calculator
Full-featured scientific calculator with trigonometry, logarithms, and advanced functions.
Frequently Asked Questions
What functions does this scientific calculator support?
Trigonometry (sin, cos, tan), logarithms, exponentials, powers, roots, factorials, and constants (π, e).
Can I use keyboard shortcuts?
Yes. Use number keys, operators, and Enter to calculate. Escape clears the display.
Does it support radians and degrees?
Yes. Toggle between DEG and RAD modes for trigonometric calculations.
Is calculation history saved?
The current session history is shown on screen but not persisted between visits.
Can I use this calculator offline?
Yes, when installed as a PWA, the scientific calculator works offline.
How precise are calculations?
Results use JavaScript double-precision floating point (about 15-17 significant digits).
Does it support parentheses?
Yes. Use parentheses to control order of operations in complex expressions.
What is the order of operations?
PEMDAS — Parentheses, Exponents, Multiplication/Division, Addition/Subtraction.
Can I copy results?
Click the result or use the copy button to copy the value to your clipboard.
Is this suitable for exams?
Check your exam rules. Some exams prohibit calculators or require specific approved models.