ENGICORE
Smart Engineering Tools in One Place
Calculators, formulas, unit converters, AI tools, and productivity utilities — built for mechanical, civil, and electrical engineers.
Featured Tools
Ohm's Law Calculator
Calculate voltage, current, and resistance using Ohm's Law (V=IR).
Area Calculator
Calculate area of circles, rectangles, triangles, and polygons.
Speed Calculator
Calculate speed, distance, and time for any motion problem.
Percentage Calculator
Calculate percentages, percentage change, and proportions instantly.
Unit Converter
Convert between all engineering and SI units instantly.
Engineering Categories
Advanced Tools
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Beam Load Calculator
Advanced structural beam analysis with load distribution and bending moments.
Gear Ratio Analyzer
Calculate gear ratios, speed reduction, and torque multiplication.
CNC Speed & Feed Calculator
Optimize cutting speed, feed rate, and depth for CNC machining.
Built for Real Engineers
Precision Engineering
Every calculation is verified for accuracy with standard engineering formulas.
100% Free Core Tools
All essential calculators are free forever. Premium tools unlock with a short ad.
Mobile Optimized
Use ENGICORE anywhere — in the field, lab, or on-site with perfect mobile UX.
SEO-Ready Formulas
Find exactly what you need with our smart search across tools, formulas, and guides.
Engineering Guides
How to Calculate Torque: A Complete Engineer's Guide
Master torque calculations with step-by-step formulas, real-world examples, and practical applications in mechanical engineering.
50 Essential Formulas Every Engineer Must Know
A comprehensive reference of the most important engineering formulas across mechanical, civil, electrical, and chemical disciplines.
CNC Machining Basics: Speed, Feed & Depth Explained
Everything you need to know about CNC machining parameters — from cutting speed selection to tool life optimization.
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