E-comm calculator
Sizing and fit, made-to-measure pricing, VAT and currency, margin and ROI. Every one runs instantly in your browser — no signup, nothing stored.
Area price calculator
Width × height × price/area. Imperial (in/sq ft) or Metric (cm/m²).
Bundle savings calculator
Live savings preview as combo items are added to cart.
Size & fit recommender
Chest/waist/gender/fit → XS-XXL with Imperial/Metric support.
Paint coverage
Sq ft/m² → gallons/litres, with primer, finish type & door/window deduction.
BMI calculator
Lead magnet template - content-marketing friendly.
Page speed revenue calculator
What a faster store is worth — sessions, AOV and load time to monthly and annual revenue.
Break-even point calculator
Fixed costs, price and unit cost to the volume where the business starts making money.
Email & SMS campaign ROI
Run a send through the funnel — delivered, opened, clicked, ordered — to revenue, profit and ROI.
Volume price calculator
L × W × D × price per unit. Imperial (ft/cu yd) or Metric (m/m³).
Linear/length pricing
Charge by foot or meter - fabric, fence, rope, cable, trim.
Weight price calculator
$/lb or $/kg for bulk goods, candles, food, soaps.
Tiered savings bar
Gamified 'buy more save more' progress across thresholds.
VAT & GST calculator
Add VAT/GST to a net price, or extract it from a gross price. 17 countries.
Currency / FX converter
Convert product price to customer's local currency.
Shipping cost by weight & zone
Actual vs dimensional weight, your rate card and a zone step -> what a parcel really costs to send.
Shoe size converter
US / UK / EU / JP / KR / AU conversions with gender support.
Ring sizer
Finger circumference or diameter → US / EU / JP / India ring size.
Bracelet / watch strap
Wrist measurement → recommended strap size. cm or inches.
Picture frame & mat size
Artwork size + mat border -> frame size, mat opening and moulding length. Imperial or Metric.
Mattress & bedding size
Region + bed size -> mattress dimensions, fitted sheet pocket depth and the duvet size to buy.
Foundation shade matcher
Skin tone + undertone → personalized shade recommendation.
Hair color & developer mix
Hair length + developer volume → total mix needed in ml.
Pet food daily dosage
Weight × activity × life stage → daily feed in grams.
Pet bed / toy size
Pet type + weight → recommended product size.
Battery runtime
mAh x device draw -> runtime in hours.
Wattage / compatibility
Appliance load vs. power source compatibility.
Tile calculator
Area + tile size → tile count with waste %. Imperial or Metric.
Carpet / flooring
Room dimensions → boxes needed. Imperial (ft) or Metric (m).
Wallpaper roll calculator
Wall dimensions + pattern repeat → rolls needed. Imperial or Metric.
Mulch / topsoil / gravel
Area + depth -> cubic yards or m³.
Concrete calculator
Slab / footing -> cubic yards or m³.
Lumber / decking
Linear feet of boards needed.
Fence calculator
Linear ft -> posts, panels, hardware.
Pool volume & chemicals
Pool dimensions → volume in gallons or litres by shape.
Solar payback
kW x sun-hours x rate -> ROI years.
EV charger / cable length
Distance -> cable length and gauge.
Cabinet / countertop sq ft
Counter length × depth with optional backsplash. Imperial (ft/in) or Metric (m/cm).
Daily water intake
Body weight, exercise and climate -> a daily fluid target, split between drinks and food.
Daily calories / TDEE
Mifflin-St Jeor equation with activity multiplier. Imperial (in/lbs) or Metric (cm/kg).
Macros / protein
Goal-based daily protein target from calorie intake. Supports Lose fat, Maintain, and Build muscle goals.
Body fat estimator
U.S. Navy Method — Imperial (in) or Metric (cm), gender-aware with body fat categories.
Supplement dosage
Per-body-weight dosing for supplements. Imperial (lbs) or Metric (kg) with dosage guidance.
Skincare routine builder
Skin type + concern → recommended product count with routine tips and estimated monthly cost.
B2B quantity quote
Tiered wholesale quote with min order qty.
Financing / EMI / Klarna
'As low as $X/mo' for Klarna, Affirm, Afterpay.
Profit margin / markup
Cost -> price using margin or markup target.
ROI / value calculator
'This product pays for itself in X months.'
Shopify plan calculator
Compare Basic, Shopify and Advanced on your real volume — subscription plus every transaction fee, in 13 currencies.
Shopify profit calculator
Sale price, gross margin and net profit per order after cost, customer acquisition and shipping.
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