Brine is a calm, focused logbook for home fermenters. Track every active crock, follow proven recipes, and never miss a taste-test window again. A clean stage for your jars — no clutter, no popups, no upsells. Just the steps, the timings, and a tap to log what your senses tell you. KEY FEATURES • Active Batches view with progress arcs and next milestone reminders • Built-in library of fermentation recipes: kraut, kimchi, kombucha, sourdough, pickles, vinegar, yogurt, soft cheese • Step-by-step protocols with ingredients, brine ratios and time windows • Observation log: taste, smell, activity and pH on a single sheet • Cellar archive for finished batches with full history preserved • Family filters (vegetable, dairy, beverage, grain) and search across methods • Terracotta-and-cream interface tuned for a long pour-over read DESIGNED FOR HOME FERMENTERS Whether you are nursing a first sauerkraut, juggling a kombucha SCOBY and a sourdough starter, or pushing a hot-sauce mash past day 14, Brine stays out of the way and just keeps track. PRIVACY No tracking. No accounts. Your jars, batches and observations live on your device.