Aquarium Water Tracker - Reef

Stop guessing if your tank is healthy. Reef turns every water test into a clear picture of what your fish, coral, and invertebrates actually need. Log parameters, spot trends on charts, and catch problems before they cost you livestock. Built for every setup, from a nano reef on a desk to a fish room with a dozen freshwater and saltwater tanks. WATER PARAMETER TRACKING - Log pH, ammonia, nitrite, nitrate, temperature, salinity, calcium, alkalinity, magnesium, phosphate, and more - Color-coded indicators show green, yellow, or red so you see trouble at a glance - Ammonia and nitrite are held to strict safety thresholds, so a toxic reading always shows red - Trend charts over weeks, months, or years reveal slow drifts a single test hides - Overlay maintenance events on charts to see how water changes and dosing affect your parameters - Set custom ideal ranges for each tank type, whether reef, planted, or brackish LIVESTOCK MANAGEMENT - Track every fish, coral, invertebrate, and plant across all your tanks - Record purchases, quarantine dates, and health observations - Log losses with cause and date so patterns become visible - Compatibility checker covering 32 popular freshwater and saltwater species MAINTENANCE AND DOSING - Schedule recurring reminders for water changes, filter cleaning, dosing routines, and equipment checks - Log completed tasks with costs and notes - Full maintenance history with cost tracking per tank and per month - Swipe to mark tasks done right from the home screen MULTI-TANK DASHBOARD - Monitor every tank at a glance from one home screen - Tanks that need attention appear first - Recent activity feed across all tanks FREE TIER - 1 tank with up to 30 test logs - Full parameter trend charts with complete history - Full maintenance and livestock tracking - Maintenance statistics and cost tracking - Reminders for scheduled tasks - Compatibility checker PREMIUM UNLOCKS - Unlimited tanks - Unlimited test logs - Unlimited maintenance schedules Whether you keep a nano reef, a planted freshwater showcase, or a saltwater fish room, Reef keeps your parameters organized and your livestock thriving. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/