Available Now on iPhone & iPad

Build a
Better Loaf

Track protein and hydration percentages, manage recipes, log bake times, and use the reverse bake timer to nail every step — from autolyse to oven spring.

Download on the App Store

Equal Parts Art & Science

Everything a sourdough baker needs to understand, improve, and perfect their craft — bake after bake.

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See It in Action

A clean, purposeful interface built for flour-dusted hands and busy bake days.

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★ KILLER FEATURE

Reverse Bake
Timer

Tell Crust Log when you want your bread done, and it works backwards to schedule every step — from starter prep to pulling the loaf from the oven. You'll get reminders so you never miss a fold, a proof, or a preheat.

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Reverse Bake Timer
Track Every Variable

Track Every
Variable

Sourdough is all about the details. Log protein percentages, hydration levels, fermentation times, oven temperatures, and more. Then look back at what worked and what didn't.

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🍞
Great bread isn't an accident — it's built one bake at a time.

Crust Log — your sourdough companion

Start Baking Better

Download Crust Log and start baking better today.

Download on the App Store

For iPhone & iPad. Free with optional premium features.