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Calculate precise fertilizer doses for planted aquariums using EI or PPS-Pro methods.
High nutrient availability with 50% weekly water changes.
Lean daily dosing to match plant uptake with less waste.
Covers macros and micros: KNO3, KH2PO4, K2SO4, MgSO4, CSM+B.
Calculate aquarium volume in gallons and liters for rectangular, bowfront, cylinder, and hexagonal tanks. Free tool.
Aquarium & FishkeepingCalculate how many fish your aquarium can safely hold. Based on tank volume, filtration, and fish size. Free tool.
Aquarium & FishkeepingCalculate the right heater wattage for your aquarium based on tank volume and temperature difference. Free tool.
Aquarium & FishkeepingCalculate CO2 levels in your planted aquarium from pH and KH readings. Optimize plant growth. Free tool.
Aquarium & Fishkeeping