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Baking Intelligence

18 Professional
Baking Calculators

Fermentation, hydration, baker's percentages, preferments, tangzhong and more. Built for precision. Trusted by home bakers and professionals in the UK, US, Canada and Australia.

18 Calculators
40+ Countries
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No sign-up, no waiting. Type your numbers and get professional-grade calculations in real time.

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Works anywhere

Metric or imperial, any currency. Built for bakers in the UK, US, Europe, Australia and beyond.

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Baker's precision

From fermentation timing to lamination layers — every formula is grounded in real baking science.

18 free tools

Every
calculation
a baker needs.

18 professional
calculators

From bulk fermentation to lamination layers. All free. All instant. No account needed.

Open all 18
  1. 01FermentationBulk & proof timing from yeast, hydration, and temperatureTiming
  2. 02Baker's PercentageConvert grams to percentages and backFormula
  3. 03Sourdough StarterFeed ratios, levain quantities, peak timingSourdough
  4. 04Water TemperatureTarget DDT from room temp, flour temp, friction factorTemperature
  5. 05Dough PortioningPizza ball weights by size, style, and total doughPortioning
  6. 06PrefermentPoolish, biga, and pâte fermentée ratiosPreferment
  7. 07Recipe CostingIngredient cost per unit with overhead and markupBusiness
  8. 08Hydration AdjusterWater to add or remove to hit a target hydrationFormula
  9. 09Batch & YieldScale recipes up or down, count yield from dough weightScaling
  10. 10Flour ProteinBlend flours to hit a target protein percentageFlour
  11. 11TangzhongWater-roux ratios for super-soft Japanese-style breadTechnique
  12. 12Enriched DoughEffective hydration accounting for eggs, milk, and butterEnriched
  13. 13Lamination PlannerLayer count for croissants — folds mapped to layersPastry
  14. 14Sourdough DiscardUse discard in any recipe — flour and water breakdownSourdough
  15. 15Autolyse & RestOptimal rest time from flour type, hydration, and temperatureTiming
  16. 16Yeast ConversionConvert between fresh, active dry, instant yeast, and sourdough starterConversion
  17. 17Ingredient ConverterConvert cups, tablespoons, grams and ounces for 50+ baking ingredientsConversion
  18. 18Vital Wheat GlutenHow much VWG to add to hit a target protein percentageFlour

DoughRise Calculator Suite

18 professional tools for precision baking

UnitsCurrency

Dough Fermentation Calculator

Calculate bulk fermentation and proofing times

Baker's Percentage

Convert between grams and percentages

Sourdough Starter

Calculate feeding ratios

Dough Temperature

Calculate water temperature needed

Pizza Portioning

Dough ball weights for pizza sizes

Preferment

Poolish, biga, or pâte fermentée

Recipe Costing

Calculate costs and pricing

Ingredient
Amt(g)
Cost/kg

Hydration Adjustment

Convert between hydration levels

Batch & Yield

Calculate yields and scale recipes

Flour Protein Blend

Custom blends for perfect protein

Tangzhong / Water Roux

Pre-cook a portion of flour to 65°C to lock in moisture for ultra-soft, long-lasting enriched breads

Enriched Dough Hydration

Calculate true hydration accounting for moisture in eggs, milk, and butter.

Egg input mode:

Presets (500g flour):

Lamination & Fold Planner

Calculate layer counts and generate a fold timeline for laminated doughs.

Preset:

Sourdough Discard

Adjust a recipe to use your discard, or find what you can bake with it.

Mode:

Autolyse & Rest Planner

Calculate optimal autolyse duration and generate a timed pre-mix schedule.

ℹ️ What is autolyse?

A pre-mix rest of just flour + water (no salt, no levain) that allows flour to fully hydrate, activates enzymes, and develops gluten passively — reducing mix time and improving extensibility.

Preset:

Include levain in autolyse?

Include salt in autolyse?

Yeast Conversion

Convert between fresh, active dry, instant, and sourdough starter

g
g
g
g
How yeast conversion works

Fresh : Active Dry : Instant = 3 : 1.5 : 1 by weight. Fresh yeast has the highest moisture content (~70%). Instant yeast is most concentrated and can be added directly to flour without rehydrating.

Sourdough starter is a live culture of wild yeast and bacteria in flour + water. You need 35–50g of 100% hydration starter to replace 1g of instant yeast. The range reflects starter activity: a vigorous freshly-fed starter sits at the lower end; a sluggish or cold starter needs more.

Ingredient Converter

Convert cups, tablespoons, grams and ounces for 50+ baking ingredients

From unit
Why weight beats volume in baking

Volume is inconsistent; weight is exact. Scooping flour compresses it — a carelessly packed cup can weigh 50g more than a sifted one. A gram is always a gram. Professional bakers and King Arthur Baking publish ingredient weights because they produce consistent results every time.

Millilitre conversions for dry ingredients are marked with ~ (approximate) because volume-by-density assumes ideal packing. The ml figure is a useful estimate, not a precise measure.

Vital Wheat Gluten

Boost weak flour to bread-flour strength

AP: ~10–11%, bread: 12–14%
Strong dough: 12–14%, high-hydration: 14–16%
Weigh for accuracy
Advanced: VWG protein % (75%)
Bob's Red Mill / KA: 75–78%
What is vital wheat gluten?

Vital wheat gluten (VWG) is a dry powder extracted from wheat — approximately 75% pure gluten protein. Adding it to weaker flours raises protein content, giving dough more strength, extensibility, and structure.

When to use it: upgrading plain flour for bread baking; strengthening whole grain flours (rye, spelt) which have weak gluten; high-hydration doughs needing more structure.

Caution: More than ~5% baker's % (50g per 1kg flour) can make dough tough and inelastic. Use the minimum needed to reach your target.

Need to blend multiple flours instead? Use the Flour Protein Blend calculator (#10).

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Dough Structure Science

The lamination and fold planner
for sourdough bulk fermentation

The lamination and fold calculator above helps you plan your bulk fermentation fold schedule. Select your fold type, enter the number of sets, and the calculator shows you how many layers you have created and suggests a timing schedule spaced through your bulk ferment.

Folding during bulk fermentation does two things: it builds gluten structure and redistributes fermentation gases through the dough. Early in the bulk, folds help the dough develop strength. Later, they encourage an even open crumb by ensuring no part of the dough sits without gas redistribution for too long.

A letter fold, where the dough is stretched into a rectangle and folded into thirds, creates 3 layers per set. Three letter folds give you 27 layers. Coil folds and stretch-and-folds are gentler and add less structural complexity per set, but they work well in high hydration doughs where lamination would be difficult to execute cleanly.

Explore all 18 baking calculators
27
Layers from 3 letter folds
4
Fold types supported
30m
Typical interval between sets
Frequently Asked

Questions about
bread lamination and folding

What is the difference between lamination and stretch and fold?
Lamination in bread baking means stretching the dough into a thin sheet before folding it into distinct layers, similar in principle to croissant dough but applied to sourdough. A lamination fold involves fully sheeting the dough before folding it into thirds or quarters. Stretch and fold is gentler, pulling one section of dough up and over the mass without fully sheeting it. Both build gluten structure, but lamination creates a more pronounced layered internal structure in the finished loaf.
How many folds does sourdough need during bulk fermentation?
Most sourdough recipes call for 3 to 6 sets of folds during bulk fermentation, spaced 30 to 45 minutes apart. The number depends on your flour's protein content, dough hydration, and the structure you want in the final loaf. Higher hydration doughs generally benefit from more fold sets to develop sufficient strength. Stop folding when the dough feels taut, holds its shape between sessions, and has visibly increased in volume and lightened in texture.
How do I know when to stop folding sourdough?
The dough tells you. Early in bulk fermentation, a high hydration dough will spread easily and struggle to hold tension. After two or three sets of folds, you should notice it becoming increasingly smooth and elastic. By the final set, it should hold its shape, feel noticeably lighter as fermentation progresses, and pass the windowpane test: stretch a small piece thin enough to see light through without it tearing. At that point, the gluten is well developed and further folding is unnecessary.

Eighteen baking calculators.
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Fermentation timers, hydration ratios, starter health, costing and more.