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CalculatorsPremium

Quick reef calculators for volume, salinity, water changes, and dosing adjustments. Reef Trak is available on iPhone, Android, and the web, and Calculators connects with the rest of the aquarium record.

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What Calculators does

Quick reef calculators for volume, salinity, water changes, and dosing adjustments.

  • Includes tank volume and water change helpers.
  • Includes alkalinity, calcium, magnesium, ammonia, phosphate, pH, and lighting calculators.
  • Keeps common reef math close to the tank.

How it fits the Reef Trak workflow

Reef Trak connects Calculators with parameters, dosing, maintenance, livestock, equipment, photos, notes, calculators, and reports across iPhone, Android, and the WebPortal.

55+ tracked water parameters, including trace elements
Livestock and equipment records connected to tank history
Read-only controller and tester integrations
AI-ready Deep Dive exports using your selected AI tool

Related Reef Trak features

Equipment Track tank gear, catalog equipment, install dates, notes, and replacement context. Equipment Catalog Find equipment definitions and add gear to a tank record. Expense Tracking Track what you spend on the tank (equipment, livestock, dosing, food, and more) in one place. Filter Media Carbon, GFO, biopellets, Purigen, filter socks: when to use each, and how to track changes. Home Screen Widgets Add Reef Trak widgets to your home screen for at-a-glance parameters, stability, and maintenance. Lighting Track light fixtures, photoperiod, and PAR. Lighting equipment lives in Tools > Equipment; coral light requirements are on each species entry.

Reef Trak FAQ

What is Calculators in Reef Trak?

Quick reef calculators for volume, salinity, water changes, and dosing adjustments.

Is Calculators included in the free Reef Trak experience?

Calculators is part of Reef Trak Premium, a one-time lifetime unlock with no subscription, ever.

Which devices support Calculators?

Reef Trak runs natively on iPhone, iPad, and Android, with a full WebPortal at reeftrak.com. Calculators is available across iPhone, iPad, Android, and the WebPortal.