Scientific calculator. Perform trigonometric, logarithmic, and exponential calculations with memory functions. Supports degrees and radians.
100% browser-based — your data never leaves your device
Perform scientific calculations with trigonometric, logarithmic, and exponential functions.
Click buttons or use your keyboard to type numbers and operators.
Use sin, cos, tan, log, ln, sqrt, factorial, and power functions.
Use M+ to add to memory, M- to subtract, MR to recall, and MC to clear memory.
Click the copy button to copy the current display value to your clipboard.
Convert length, weight, temperature, area, and volume units.
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Scientific CalculatorPerform scientific calculations with trigonometric, logarithmic, and exponential functions.
Scientific Calculator is a free online math tool that perform scientific calculations with trigonometric, logarithmic, and exponential functions. It works entirely in your browser — no downloads, no installations, and no server uploads required. engineers, data scientists, students use Scientific Calculator when they need a fast, privacy-respecting way to process math data without installing additional software. It supports capabilities such as basic operations, trigonometry, logarithms. Additional features include memory functions. Common use cases include performing trigonometric calculations for engineering and physics problems, computing logarithmic and exponential functions for data analysis, using memory functions for multi-step scientific calculations. All processing happens locally using modern browser APIs, which means your data never leaves your device. This makes Scientific Calculator ideal for working with sensitive data, proprietary code, or any situation where privacy matters.
Scientific Calculator is a free online math tool that helps you perform scientific calculations with trigonometric, logarithmic, and exponential functions. Key capabilities include basic operations, trigonometry, logarithms. All processing is done locally in your browser — no data is uploaded, stored, or shared with any server. There are no sign-ups, no file size limits, and no hidden charges. It is commonly used to performing trigonometric calculations for engineering and physics problems.
Click the calculator buttons or use your keyboard for input.
Switch between degrees and radians for trigonometric functions.
Store intermediate results with MS, recall with MR, and clear with MC.
| Category | Details |
|---|---|
| Input Limits | Numeric precision: 64-bit IEEE 754 (double) |
| Result precision: Up to 16 significant digits | |
| Supported Formats | Decimal, Hexadecimal, Binary, Octal, Scientific notation |
| Browser Engine |
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All operations run entirely in your browser using built-in Math APIs. No server uploads, no data storage, and no third-party requests.
Scientific Calculator is ideal when you need to performing trigonometric calculations for engineering and physics problems without installing software or uploading data to a server. Since everything runs in your browser, there is no setup time and no risk of your data being stored on external servers. For one-off tasks and quick processing, Scientific Calculator is faster than setting up a local development environment or using a command-line tool.
No. Scientific Calculator processes everything entirely in your browser using JavaScript. Nothing you type, paste, or upload is ever transmitted to any server. Your data never leaves your device.
Yes. Toggle between degrees and radians mode for trigonometric functions. The default is degrees.
sin, cos, tan, arcsin, arccos, and arctan with full keyboard and button input support.
Addition, subtraction, multiplication, division, and modulus.
sin, cos, tan, arcsin, arccos, arctan in degrees or radians.
Natural log (ln), base-10 log (log), and exponentiation (exp).
Memory store, recall, clear, and add for multi-step calculations.
Scientific Calculator is useful in a variety of scenarios across different workflows:
Performing trigonometric calculations for engineering and physics problems
Computing logarithmic and exponential functions for data analysis
Using memory functions for multi-step scientific calculations
Always check the angle mode before performing trig calculations. Use degrees for geometry and navigation, radians for calculus and physics.
Store intermediate results with MS (Memory Store) and recall them with MR to prevent rounding errors from manual re-entry.
Explore more tools in the Math workspace:
Unit Converter
Convert length, weight, temperature, area, and volume units.
Number Base Converter
Convert between binary, octal, decimal, and hexadecimal number systems.
Percentage Calculator
Calculate percentages easily with three common modes.
Chmod Calculator
Convert Unix file permissions between numeric and symbolic formats.
Random Number Generator
Generate cryptographically secure random numbers with custom ranges and count.