Levain Log: Sourdough Journal
Sourdough without guesswork
About
This app helps home bakers master sourdough by tracking bulk fermentation and providing detailed bake journals. It uses temperature-aware timing and offers features like stretch and fold logging and proofing timers to eliminate guesswork and improve results.
What's New in Levain Log
1.0.2
May 9, 2026
Bug Fixes
In-App Purchases
$4.99
Levain Log Premium
Unlimited bakes, photos & export
FAQ
What is Levain Log?
Levain Log is a sourdough baking journal designed to help home bakers understand their dough. It provides temperature-aware bulk fermentation timing, stretch and fold logging, and proofing timers to eliminate guesswork and improve bake consistency.
How does Levain Log help with sourdough fermentation?
Levain Log uses the Q10 principle, which accounts for dough temperature, to provide accurate real-time estimates of bulk fermentation progress. This helps prevent over-fermentation and ensures you know exactly where your dough is in the process.
What features are included in the free version of Levain Log?
The free tier includes the full bulk fermentation timer with Q10 estimates, stretch & fold logging with temperature tracking, proofing timers with notifications, a hydration calculator, and storage for a single bake.
What are the benefits of Levain Log Premium?
Levain Log Premium offers unlimited bake storage, the ability to add photos and ratings to your bakes, a complete bake journal, unlimited recipe storage, and data export options in CSV, JSON, or PDF formats.
Does Levain Log have ads?
No, Levain Log does not contain advertisements. The app is designed to be ad-free, focusing on a clean user experience for bakers.
Is Levain Log available on Android devices?
Currently, Levain Log is supported on iPhone and iPod devices. Information regarding Android compatibility is not yet available.
How often is Levain Log updated?
The latest version of Levain Log is 1.0.2, which was last updated on May 9, 2026. Updates are released to improve functionality and add new features.
Does Levain Log collect user data?
No, Levain Log prioritizes user privacy by storing all data locally on your device. No account is required, and no data is collected by the developer.