SourdoughCalc is a free sourdough hydration calculator. Enter flour and water weights, get hydration %, baker's percentages, and per-loaf weights for water, salt, and starter. Plus 34 SEO articles covering 60% ciabatta to 100% focaccia ā with FAQ schema, comparison tables, and internal links. Built on Next.js 14 + Cloudflare Pages. Free forever, no signup, no tracking. For home bakers tired of guessing "what % is this dough?" https://sourdough-hydrationcalculator.com/
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š Hey Product Hunt!
I'm the solo maker behind SourdoughCalc. I started baking sourdough at home during a long stretch of working remotely and got tired of doing the hydration math on a napkin every single bake. So I built a calculator ā then I built 34 articles to go with it, because every baker eventually asks the same questions: "what's 75% hydration?" "how do I shape this?" "why is it gummy?"
Three things I care about, in order:
1. The math is always right
2. The articles answer real questions bakers actually Google
3. Nothing is hidden behind a signup wall
Some stats (since launch ~1 month ago):
⢠34 articles indexed by Google (all self-written, all SEO-optimized)
⢠Built on Next.js 14 + Cloudflare Pages (fast + free)
⢠Cloudflare global CDN ā sub-second load times worldwide
I'd love your feedback! What hydration questions are you Googling that I haven't answered yet? Drop a comment and I'll write about it.
Happy to answer any questions ā ask me anything about the build, the SEO, the recipe math, or my failures along the way (there were many š).
Cheers,
TZ