Industry-Specific calculators serve trades and technical fields — metal and pipe weights, tank volumes, flow rates, and specialized quality indices. Popular tools include the Metal Weight Calculator, Pipe Weight Calculator, Tank Volume Calculator, Tree Diameter Calculator, and Standard Deviation Index (SDI) Calculator.
Pick the tool for your trade below for an instant estimate, or open the Trending tab to see what's in demand this week. Every calculator is free and works on any device.
- Construction Calculator
- Automotive Calculator
- Networking Calculator
- Technology Calculator
- Cloud Services Calculator
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CNC Machining Cost CalculatorEstimate CNC machining job cost and cost per part from machine time, setup, labor, material and profit margin. Fast, free quoting tool for shops.
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Wheat Seeding Rate CalculatorCalculate wheat seeding rate in pounds per acre from target plant stand, thousand kernel weight, germination, and field emergence.
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Brick Wall CalculatorCalculate how many bricks you need for a wall. Enter wall dimensions, brick size, mortar joint and waste to estimate total bricks required.
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Cattle Ration CalculatorCalculate daily cattle feed rations from body weight, dry matter intake %, and forage/concentrate split. Outputs dry matter and as-fed amounts per head and per group.
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Shingle Bundle CalculatorEstimate how many shingle bundles you need for your roof. Enter roof dimensions, planes, waste allowance, and bundles per square to get a quick count.
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Tree Volume CalculatorEstimate tree stem volume in cubic metres from diameter at breast height (DBH), height and a form factor. Free, fast forestry volume calculator.
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Mortar Mix CalculatorCalculate the cement and sand needed for a mortar mix. Enter wall area, mortar thickness and mix ratio to get bags of cement, sand volume and dry volume.
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Pallet Configuration CalculatorCalculate how many boxes fit on a pallet. Find boxes per layer, number of layers, total cartons and base area utilization from box and pallet dimensions.
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Bitcoin Mining Profit CalculatorEstimate Bitcoin mining profit per day, month and year from hash rate, power use, electricity cost, BTC price, network difficulty and pool fee.
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Play Sand CalculatorCalculate how much play sand you need for a sandbox or play area. Enter length, width and depth to get volume, weight in pounds, and number of bags.
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Soil Volume CalculatorCalculate how much soil you need for raised beds and gardens. Get cubic feet, cubic yards, liters, and number of bags from length, width, and depth.
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USPS Dimensional Weight Calculator (US)Calculate USPS dimensional (DIM) weight and billable weight from package length, width, height and a DIM divisor (default 166). For US domestic shipping.
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Canola Seed Rate CalculatorCalculate the canola seeding rate in kg/ha and lb/acre from your thousand seed weight, target plant density, emergence and seedling survival.
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Milling Feed Rate CalculatorCalculate milling table feed rate from spindle RPM, number of teeth, and feed per tooth (chip load). Works in inch/min or mm/min for any CNC mill.
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Mulch Bags CalculatorCalculate how many bags of mulch you need for your garden bed. Enter length, width, depth, and bag size to get exact bag count instantly.
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Tire Fitment CalculatorConvert a tire size like 225/45R17 into overall diameter, sidewall height, circumference, and revolutions per mile. Free tire fitment and plus-size calculator.
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Lawn Fertilizer CalculatorCalculate how much fertilizer to apply to your lawn based on area, target nitrogen rate, and the nitrogen percentage in your fertilizer bag.
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Fertilizer Calculator Per AcreCalculate how much fertilizer product to apply per acre and for your whole field from a target nutrient rate and the fertilizer analysis (% nutrient).
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Mortar Calculator for SlabsEstimate mortar volume, cement and sand needed to lay paving slabs. Enter area, bed thickness and wastage for an instant 1:5 mix material estimate.
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Shower Tile CalculatorEstimate how many tiles you need for your shower walls. Enter wall dimensions, tile size, and waste allowance to get an accurate tile count.
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Seed Rate CalculatorCalculate the total seed needed for your field. Enter area, seeding rate, germination and purity to get a Pure Live Seed adjusted seed quantity.
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Log Board Foot CalculatorEstimate board feet of lumber from a log using the Doyle, Scribner, or International 1/4-inch log rules. Enter small-end diameter and length.
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Patio Brick CalculatorCalculate how many bricks or pavers you need for a patio. Enter patio dimensions, brick size, and waste percentage to get an accurate brick count.
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Board Foot Price CalculatorCalculate the total cost of lumber by board foot. Enter thickness, width, length, quantity, and price per board foot to get total board feet and cost.
Frequently asked questions
What fields do these calculators cover?
Metalwork and fabrication (metal and pipe weights), tanks and vessels (volume and capacity), construction and forestry (tree diameter), and lab quality control (SDI), among others.
Are the results accurate enough for a job or quote?
They use standard formulas and material densities, but real materials vary by grade, tolerance, and supplier. Use results as an estimate and confirm against manufacturer data or a certified spec for anything you'll build or bill.
Are these calculators free?
Yes — free, no sign-up, and they work on any device.
Can I change units and materials?
Where a tool supports it, you can pick the material or shape and switch units; check the input labels so your figures match the expected units.
Which industry tools are most popular?
The list is ordered by usage; the Trending tab shows what's rising this week.
