Parameter tracking

The most complete reef parameter tracker, period.

Reef Trak gives reef keepers the broadest parameter coverage, the cleanest trend charts, and the deepest tank history of any reef app on iOS, Android, or the web. If reef chemistry matters to you, this is the app built for it.

Start tracking See all features

Track every reef parameter that matters — more than any other app

Reef Trak supports the most complete set of reef chemistry parameters in the market and ties full history to each tank.

Alkalinity, calcium, magnesium, nitrate, phosphate, pH, salinity, temperature, ORP, ammonia, and nitrite — the deepest coverage of any reef app

Custom ranges and parameter preferences tuned to your reef

Crisp recent and long-term trend charts

ICP import support where available

Turn raw logs into real insight

Saving a value is easy. Reef Trak goes further — exposing drift, stability, and the rhythm of care around each tank in a way no other reef app does.

Trend direction and stability context at a glance

Smart alert thresholds

Tank-specific history without limits

Reports built for deep, serious review

Reef Trak FAQ

Which reef parameters can I track?

Reef Trak tracks every major reef parameter — alkalinity, calcium, magnesium, nitrate, phosphate, pH, salinity, temperature, ORP, ammonia, and nitrite — making it the most complete reef parameter tracker available.