Tracking · Feature

Salinity

Adjust, log, and review salinity. Includes the salinity calculator, parameter logging, target ranges, and salt mix products. Reef Trak is the most complete reef tank app on iPhone, Android, and the web — and Salinity is one reason why.

salinity salt saltwater specific gravity sg ppt refractometer hydrometer adjust salinity raise salinity lower salinity salt mix

What Salinity does

Adjust, log, and review salinity. Includes the salinity calculator, parameter logging, target ranges, and salt mix products.

  • Salinity calculator: Tank > Tools > Calculators (raise / lower salinity, mix saltwater).
  • Log a salinity reading: Tank > Parameters > Add Measurement.
  • Set custom salinity target range: Settings > Parameter Levels.
  • View salinity history & charts: Tank > Parameters > Salinity detail.
  • Adjust salinity by dosing or by water change — the Maintenance > Water Changes flow can help.

Why Reef Trak does this better than any other reef app

Reef Trak is built by reef keepers, for serious reefs. Every feature — including Salinity — is connected to the rest of the system: parameters, dosing, maintenance, livestock, equipment, photos, notes, calculators, and reports. No other reef app offers this depth of integration across iPhone, Android, and the WebPortal.

The broadest reef parameter coverage in any app
The deepest livestock and equipment records
The most reef controller integrations
AI-ready Deep Dive exports — only in Reef Trak

Reef Trak FAQ

What is Salinity in Reef Trak?

Adjust, log, and review salinity. Includes the salinity calculator, parameter logging, target ranges, and salt mix products.

Is Salinity included in the free Reef Trak experience?

Yes — Salinity is included in the free Reef Trak core experience on iOS, Android, and the WebPortal.

Which devices support Salinity?

Reef Trak runs natively on iPhone, iPad, and Android, with a full WebPortal at reeftrak.com. Salinity is part of the most complete reef tank app available across all three platforms.