Whether you're maintaining a stunning reef tank or a beautiful freshwater aquarium, Reef Diary is the essential tool every aquarist needs. Track water parameters, manage maintenance schedules, and keep your aquatic ecosystem healthy with our comprehensive aquarium management app.

Smart Parameter Tracking

Reef Tanks: Monitor Salinity, Calcium, Magnesium, pH, KH, Nitrates, Phosphate, Temperature and more...
Freshwater Tanks: Track Chlorine, General Hardness, Dissolved Oxygen, pH, and essential parameters
Automatic parameter filtering based on your tank type
Visual trend charts to spot parameter changes before they become problems
Shows optimal ranges with color-coded
Suggested optimal values for your tank

Complete Tank Management

Multiple tank support - manage your entire aquarium collection from reef to fresh-water tank
Equipment inventory with photos and with purchase dates and costs to track yours spending
Livestock tracking with photos and notes and cost track anything from fish to corals to cleanup grew
Dosing history to track supplements and treatments
Maintenance task scheduler with recurring reminders daily, weekly, monthly

Your Data

Historical parameter tracking with detailed logs
Works offline - no internet required for daily use

Perfect For:

Reef keepers managing complex marine systems and multiple tanks
Freshwater enthusiasts with planted or community tanks
Aquascaping hobbyists tracking plant tank parameters
Fish breeders monitoring water chemistry

Your Privacy Matters
AquaManager stores all data locally on your device. We don't collect, store, or share any of your personal information or aquarium data.


Transform your aquarium hobby from guesswork to precision. Download AquaManager today and give your fish, corals, and plants the stable environment they deserve.
Perfect for reef tanks, freshwater aquariums, planted tanks, and marine systems.

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