Free Sourdough Tools
Baker's Percentage Calculator
Free baker's percentage calculator: compare ingredients to total flour and scale a sourdough recipe to a target dough weight.
Open tool → CalculatorBulk Fermentation Time Calculator
Free bulk fermentation time calculator. Estimate a sourdough bulk window from dough temperature and starter percentage, then check the dough.
Open tool → ReferenceSourdough Bread Internal Temperature Guide
Check sourdough bread internal temperature against lean and enriched loaf doneness ranges in °F and °C.
Open tool → PlannerSourdough Bread Timeline Planner
Plan a sourdough bread timeline backward from bake time using room temperature, starter readiness and proofing method.
Open tool → ReferenceSourdough Fermentation Chart
Free sourdough fermentation chart for temperature, starter percentage and dough size, with an estimated bulk fermentation window.
Open tool → CalculatorSourdough Hydration Calculator
Free sourdough hydration calculator that counts the flour and water in your starter for a true dough hydration percentage.
Open tool → ReferenceSourdough Proofing Chart
Use this sourdough proofing chart to estimate a temperature- and starter-based proofing window with readiness checkpoints.
Open tool → PlannerSourdough Starter Feeding Schedule Planner
Plan a sourdough starter feeding schedule from starter amount, ratio, temperature and next use time.
Open tool → CalculatorSourdough Starter Feeding Calculator
Find how much to feed sourdough starter: calculate starter, flour, water and discard by weight for your next bake.
Open tool → CalculatorSourdough Starter Feeding Ratio Calculator
Free sourdough starter feeding ratio calculator for starter, flour, water, total weight and discard.
Open tool → ConverterSourdough Starter Grams to Cups Converter
Find how many grams is 1 cup of sourdough starter, with an approximate hydration adjustment and flour-and-water breakdown.
Open tool → GeneratorSourdough Starter Name Generator
Free sourdough starter names generator for punny, classic, cute, gothic or scientific names, with flour-based inspiration.
Open tool → CalculatorSourdough Starter Peak Time Estimator
Use this sourdough starter peak chart to estimate a peak window from feeding ratio, temperature, flour type and feeding time.
Open tool →