Scientific Calculator Online
Full scientific calculator with trigonometry, logarithms, powers, roots, factorial. Calculation history. Works on mobile.
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About Scientific Calculator Online
Ull-featured scientific calculator: basic arithmetic, trigonometric functions (sin, cos, tan, in degrees or radians), logarithms (log, ln), powers (x^y, √x, ∛x), factorial (n!), and memory functions (M+, M-, MR, MC). Calculation history panel.
A scientific calculator is essential for students in Classes 10–12, engineering entrance exam preparation (JEE, BITSAT), and professional work in science, engineering, and finance. This browser-based calculator works without installing any app, supports trigonometric functions in both degrees and radians, and keeps a calculation history for reference.
How to use
- Enter your values in the input fields — results update instantly as you type.
- No submit button needed. The tool calculates in real time.
- Copy your result or share it via WhatsApp or Twitter using the buttons above.
- Use the workflow links below to chain into related tools for a complete task.
- All processing is browser-only. Nothing you enter is sent to any server.
Tool details
⚡ Next step — complete your workflow
Frequently asked questions
How to calculate sin 30° online?
Set mode to Degrees, press 3, 0, then sin. Result: 0.5. In radians: sin(π/6) = 0.5.
What is log vs ln?
log = log base 10 (common logarithm). ln = log base e (natural logarithm, where e ≈ 2.71828). log(100) = 2. ln(e²) = 2.
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