// SCORE BREAKDOWN
Purpose-built aquarium water tracking with smart color-coded alerts and trend charts, solves real problem for dedicated hobbyists with polish.
// ABOUT
Keep your aquarium thriving with TideLog — the water parameter tracker built for reef keepers, planted tank enthusiasts, and freshwater hobbyists who take their water quality seriously. KNOW YOUR WATER AT A GLANCE Log pH, ammonia, nitrite, nitrate, kH, gH, temperature, salinity, calcium, magnesium, alkalinity, and phosphate from a single screen. Color-coded status indicators (green/amber/red) instantly tell you which parameters need attention — no memorizing ranges. SMART TREND CHARTS Visualize how your parameters evolve over time with built-in trend charts. Spot ammonia spikes, pH swings, or nitrate creep before they become a problem. WATER CHANGE CALCULATOR Stop guessing how much to change. Enter your current and target nitrate, and TideLog calculates the exact percentage and gallons needed. Formula-backed, no subscriptions, works offline. MAINTENANCE LOG Track every water change, filter cleaning, and dose with timestamps and notes. Know exactly what you did and when. SMART ALERTS Get instant warnings when a logged parameter falls outside its safe range. Customize thresholds per tank. MULTI-TANK MANAGEMENT (UPGRADE) Running a reef, a planted 75-gallon, and a quarantine tank? Upgrade once for $2.99 and track unlimited tanks — no recurring fees, ever. WORKS OFFLINE, ALWAYS Your data stays on your device. No account required, no cloud dependency, no subscription. Buy once, use forever. BUILT FOR EVERY TANK TYPE • Freshwater — optimized ranges for community and tropical fish • Saltwater / Reef — calcium, alkalinity, magnesium, and more • Planted — phosphate, kH, CO2 companion tracking WHAT AQUARISTS SAY THEY NEED "I wish there was a simple app to log my reef params without a subscription." Now there is. --- TideLog is a one-time purchase utility. The free tier supports 1 tank. Unlock unlimited tanks for $2.99 — a one-time in-app purchase.