Math & Science
8 toolsMatrix ops, equation solvers, graphing and scientific tools.
Math and science utilities for students, engineers, and the curious — solve quadratic and linear equations, perform matrix operations, graph functions, work with sets and probabilities, convert scientific units, and visualize geometry. Each tool walks through the steps where useful so you can learn as you compute. All processing is local, so you can use these on classroom devices, locked-down work laptops, or offline once the page is loaded.
Which math & science tool should I pick?
- Solve a quadratic equation with stepsShows discriminant, roots, and factoring.
- Multiply or invert matricesAdd, subtract, multiply, transpose, and invert.
- Find the area of a triangleMultiple input modes (SSS, SAS, ASA).
- Convert between scientific unitsCovers SI, imperial, and scientific units.
Frequently asked questions
Are these math & science tools really free?
Yes — every math & science tool on iwanttools is 100% free with no signup, no trials, and no usage limits. We don't charge for any feature.
Do these math & science tools work offline or in private?
Every tool runs entirely in your browser using JavaScript. Once the page loads, your input never leaves your device — no server upload, no tracking, no logging.
Which math & science tool should I use for a quadratic equation?
Use the comparison table above to pick the right tool for your scenario. The "Best tools for…" section also groups tools by common goals so you can jump straight to what fits.
Do I need to install anything?
No installation, no extension, no account. Open the tool page, use it, and close the tab — that's the entire workflow.
Can I use these tools on mobile?
Yes, every tool is mobile-optimized with large tap targets, a 16px input minimum to prevent iOS zoom, and a layout that adapts to phone screens.