WeebCoder
Tools Dashboard
A growing collection of free, beautifully crafted tools. Each one is designed to help you understand the why, not just get the answer.
All Tools
4 totalPercentage Calculator
Four calculators in one — percent of a number, what percent is X of Y, percent change, and find the total. Includes visual intuition and mental shortcuts.
Calculus Visualiser
Interactive integration and differentiation explorer with SVG animations. See the area under the curve, not just the formula.
Geometry Toolkit
Area, perimeter, volume and surface area — with live diagrams that update as you type. Every formula shown step-by-step.
Statistics Calculator
Mean, median, mode, standard deviation, and more — with visual distributions and real-world examples for every concept.
What is WeebCoder?
A collection of free, handcrafted web tools built for students, engineers, and curious minds. No ads, no tracking, no fluff — just genuinely useful tools that also teach you the why.