Beyond basic arithmetic, this calculator adds trigonometric functions, logarithms, square roots, and exponents — the everyday scientific functions needed for coursework, engineering estimates, or quick lab calculations, without opening a heavier app.
Trig functions operate in radians, matching the standard convention in most math and programming contexts. Type or click to build an expression, then press equals to evaluate it.
Because it runs entirely in your browser using standard math functions, results are consistent and instant with no external dependency.
Because everything runs locally in your browser, results appear instantly and nothing you type or upload is ever sent to a server.
Bookmark this page if you expect to use this tool regularly — it loads fast and behaves the same way every time, with no account needed.
This kind of task shows up constantly in everyday writing, coding, design, and admin work, which is exactly why a dedicated, focused tool saves so much back-and-forth.
A tool that does one job well, without a cluttered interface or unrelated features competing for attention, tends to be faster to use than a heavier all-in-one app.
If you find yourself needing this conversion or calculation often, keeping this page open in a tab is usually faster than digging through a bigger software suite's menus.
Because there's no sign-up or installation step, you can jump straight from search result to working tool in a couple of seconds.
Getting a reliable, focused result quickly matters more for a task like this than having extra options you'll rarely use.
The interface is intentionally simple, so there's no learning curve — the input goes in, the result comes out, and that's the whole interaction.
This tool avoids unnecessary steps like account creation or email verification, since the underlying task itself is simple enough not to need them.
Unlike a heavier desktop application, there's nothing to download, update, or configure before you can start using this tool.
Frequently asked questions
Are trig functions in degrees or radians?
Radians, which is the standard mathematical convention — multiply degrees by π/180 first if you need to work in degrees.
Can I type expressions directly instead of clicking buttons?
The display is read-only in this version, so use the on-screen buttons to build your expression.