Free Tools

Interactive calculators built for home fermentation for beginners. No sign-up, no downloads — enter your numbers and get an answer you can act on.

Get the exact salt weight for a safe brine, by brine-only or total-weight method, for pickles, olives, kraut, and kimchi.

Fix a brine that came out too strong or too weak — find the water to add or the extra salt to dissolve in.

Scale a fridge pickle recipe (vinegar, water, salt, sugar) to any jar count or size, no fermentation required.