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Calculators Tools
Browse every free Calculators tool on Toolhox. No signup, no friction.
2 tools
✦ New
Free Orthogonal Projection Calculator (2026)
Free orthogonal projection calculator: project vector a onto vector b, or vector a onto a plane with normal n. Supports 2D, 3D and n-D up to 10 dimensions with step-by-step solution, magnitudes, angle, distance and 2D/3D diagram. 100% client-side - runs entirely in your browser.
Calculators
✦ New
Speech Length Calculator: Words To Minutes Converter
Calculate exact speech duration based on your word count and speaking speed. Free tool to convert words to minutes for presentations, speeches, and essays.
Calculators