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Fast, simple tools for calculations, fabrication, business, design and everyday work.
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Steel Weight Calculator
Weight of plates, bars and tubes in kg and lb.
FabricationLaser Cutting Cost Calculator
Estimate material, machine time and price per part.
FabricationMargin Calculator
Profit, margin and markup from cost and price.
BusinessMarkup Calculator
Selling price and profit from cost and markup.
BusinessPaint Calculator
How much paint you need for any surface.
ConstructionUnit Converter
Length, area, volume, mass and temperature.
Calculators
Explore by category
Fabrication
Metalworking, laser cutting and manufacturing calculators.
4 tools
Business
Pricing, margin and profit calculators for everyday decisions.
4 tools
Construction
Material estimates for paint, surfaces and building work.
2 tools
Calculators
General-purpose calculators and unit converters.
1 tool
Image Tools
Resize, compress and convert images in your browser.
Coming soon
PDF Tools
Merge, split and convert PDF documents.
Coming soon
AI Tools
Practical AI utilities for writing and analysis.
Coming soon
Built for speed
Instant
No unnecessary setup. Open a tool and get the result.
Accurate
Clear formulas, units and assumptions.
Private
Whenever possible, calculations happen locally in your browser.
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One toolbox. Hundreds of possibilities.
Calculators, converters and utilities for everyday work — in one place.
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