Engineering Tools
Slope and material volume tools for construction
Select a tool below. Every tool runs locally in your browser and is free to use.
🏗️ Engineering Tools · Total 8 tools
Brick CalculatorBrick calculator: enter wall size, openings and brick specs to estimate bricks, mortar and 5% waste. For masonry. Supports batch processing and one-click copy.
Concrete Volume CalculatorConcrete volume calculator: calculate concrete volume and estimate cement and sand per ratio for construction, with one-click copy and offline.
Paint CalculatorPaint calculator: get litres and cans from area, coats and coverage with doors deduction for renovation, with one-click copy, offline and history.
Pipe Flow CalculatorPipe flow calculator: convert pipe diameter, velocity and flow rate between m3/h and L/min for plumbing and HVAC, with one-click copy and offline.
Rebar Weight CalculatorRebar weight calculator: get single and total weight from diameter, length and count with unit conversion for construction budgeting, with one-click with one-click.
Roof Pitch CalculatorRoof pitch calculator: get pitch, angle and material from rise and span with unit switch for building and renovation, with one-click copy, offline and multilingual.
Slope CalculatorSlope calculator: get slope, angle and percent from two points or rise run with visualization for math and engineering, with one-click copy, offline with one-click.
Stair CalculatorStair calculator: get riser, tread and angle from height and steps with code compliance for renovation and architecture, with one-click copy, offline with one-click.
FAQ
What is the Engineering Tools category?
The Engineering Tools category includes 8 free online tools for common needs. All run locally in your browser - no sign-up or install required.
Are these tools free?
Yes, all tools are free with no usage limits.
Do I need to register?
No. Open a page and use it right away - your data stays in your browser.
Which languages are supported?
This site supports 12 languages: Chinese, English, Japanese, Korean, Spanish, French, German, Portuguese, Russian, Arabic, Indonesian and Hindi.