The Trigonometry Calculator evaluates all six trig functions (sin, cos, tan, csc, sec, cot), their hyperbolic counterparts, and all inverse functions for any angle in degrees or radians. Handles edge cases (undefined values) gracefully.
Yes. The Trigonometry Calculator is completely free with no sign-up and no limits.
No. All calculations run in your browser using JavaScript. Nothing is sent to any server.
Yes. Once the page is loaded, all computations work without an internet connection.
Yes, it works in any modern browser on desktop, tablet and mobile.