Loading...
Loading...
Loading...
Full scientific calculator with trig, logs, factorial, memory, history & full keyboard support.
Loading Scientific Calculator…
Among ToolsMonk's student tools, Scientific Calculator covers a single everyday need: full scientific calculator with trig, logs, factorial, memory, history & full keyboard support. Open the page and start working, with no download or sign-up standing between you and the result.
People reach for it most often when they need working through algebra, trigonometry, and calculus homework, evaluating multi-step expressions without retyping intermediate results, and physics and chemistry calculations that mix functions, powers, and constants. With nothing to install, an unexpected one-off job takes no longer to start than your regular routine.
If you have been searching for scientific calculator, trigonometry calculator, and logarithm, this page covers those jobs with a clean interface, instant output, and no paywall in the way.
| Price | Free — no signup, no paywall, no watermark |
|---|---|
| Works on | Any modern browser: desktop, tablet, and mobile |
| Processing | In your browser — files never leave your device |
| Account required | None |
| Category | Student Tools |
Type or click an expression — the calculator parses the whole thing, respecting order of operations
The result previews live below your expression; press = or Enter to commit it to the history tape
Switch between DEG and RAD for trigonometry, and use memory keys to store running values
Click any history entry to bring its result back into the display and keep calculating
Full expression engine — type whole expressions like 2·sin(45)+√9, not just one operation at a time
Trigonometry (sin, cos, tan and inverses), hyperbolic functions, ln, log₁₀, log₂, exponentials and roots
DEG/RAD switch, constants π and e, factorials, powers, and parentheses with implicit multiplication
Memory keys (M+, M−, MR, MC), an Ans key, and a running history tape you can click to reuse
Full keyboard support and a live result preview as you type
Runs entirely in your browser — nothing to install, no signup
Working through algebra, trigonometry, and calculus homework
Evaluating multi-step expressions without retyping intermediate results
Physics and chemistry calculations that mix functions, powers, and constants
Quick checks during exam-style practice or lab work
Scientific Calculator is a free online tool on ToolsMonk with a single focus: full scientific calculator with trig, logs, factorial, memory, history & full keyboard support. Whether you're a professional, student, or casual user, it provides instant, accurate results right in your browser without requiring any software installation or account creation.
All processing runs locally in your browser, so your files and data never leave your device. The interface adapts to any modern browser and screen size, so the Student Tools workflow you rely on at a desk is the same one you get on a tablet or phone.
This Scientific Calculator evaluates whole mathematical expressions rather than single key presses, so you can type something like 2·sin(45) + √9 and get the right answer in one go. Under the hood it tokenises your input and evaluates it with correct operator precedence and associativity — the same rules your maths teacher uses.
It covers the functions students actually need: trigonometry and its inverses, hyperbolic functions, natural and base-10 and base-2 logarithms, exponentials, powers and roots, factorials, and the constants π and e. A DEG/RAD switch keeps trigonometry unambiguous, and implicit multiplication means 2π and 3(4) work as you'd expect.
Practical touches make longer work faster: memory keys accumulate running values, an Ans key reuses your last result, and a history tape records every calculation so you can click back to any earlier answer. Full keyboard support means you rarely need the mouse.
Everything runs locally in your browser, so it's instant and private. Pair it with the other ToolsMonk student tools — the Logarithm Calculator, Permutation & Combination, and GPA Calculator — for a complete maths workflow.
Use parentheses generously — they make intent explicit and avoid order-of-operations surprises
Switch to RAD before doing calculus-style trig, and back to DEG for geometry problems
Click a previous answer in the history tape to reuse it instead of retyping long numbers
Common questions about this tool, its workflow, and what to expect before you use it.
Get notified about new tools, features, and tips. No spam, unsubscribe anytime.
Calculate your Grade Point Average with course credits & grade scale.
Try itAnalyze essays with word count, readability metrics & keyword density.
Try itCheck writing for internal duplication, clichés, vocabulary richness & readability — runs in your browser (not a web scan).
Try itGenerate APA, MLA, Chicago & Harvard citations for books, journals & websites.
Try itCreate ATS-friendly resumes with live preview and export in PDF or DOC format.
Try itMeasure your WPM, accuracy & typing proficiency with real-time feedback.
Try itCreate, study & track progress with digital flashcards.
Try itCreate custom multiple-choice quizzes & test your knowledge.
Try itWriting a roundup or tutorial? Embed the live Scientific Calculator so readers use it right on your page, or drop in a ready-made card that links to it. Free to use, always.
Preview
Full scientific calculator with trig, logs, factorial, memory, history & full keyboard support.
Use Scientific Calculator free →Live tool (iframe)
Readers use the real, working tool right on your page. The attribution link keeps it credited to you.
Embed card (HTML)