Food & Shopping
Kitchen and shopping calculators for recipes, portions and prices.
Scale recipes, convert oven temperatures, compare unit prices and estimate portion costs without a spreadsheet.
Useful for
- Changing servings
- Batch cooking
- Shopping comparisons
- Cost per portion
Recipe planning
Recipe scaler → oven converter → cooking time
Shopping
Unit price → portion cost
Baking
Dough hydration → cooking notes
Live tools
Food & Shopping tools.
Use these for recipes, oven settings, portions, unit prices, bills and shopping checks.
Recipe Scaler
Scale ingredient quantities up or down from original…
Food · LiveOven Temperature Converter
Convert between Celsius, Fahrenheit and common gas…
Converter · LiveTemperature Converter
Convert Celsius, Fahrenheit and Kelvin for recipes…
Food · LivePortion Cost Calculator
Estimate cost per portion from ingredient cost and…
Food · LiveDough Hydration Calculator
Calculate dough hydration and salt percentage from…
Food · LiveCooking Time Scaler
Estimate adjusted cooking time when changing food weight.
Food · LiveUnit Price Calculator
Compare two pack prices by cost per 100g, 100ml or unit.
Shopping · LiveDiscount Calculator
Calculate sale price, saving and final price after a…
Food · LiveSplit Bill Calculator
Split a bill between people, with optional tip or…
Who it is for
Useful for home cooking, batch cooking, shopping comparisons and simple meal planning.
Accuracy notes
Cooking times, seasoning and rising agents do not always scale perfectly.
Related guides
Use the recipe scaling and unit price guides for practical examples.