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Tracking · Feature

Activity LogPremium

A timeline of measurements, maintenance, feeding, dosing, livestock, and notes. Reef Trak is the most complete reef tank app on iPhone, Android, and the web — and Activity Log is one reason why.

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What Activity Log does

A timeline of measurements, maintenance, feeding, dosing, livestock, and notes.

  • Shows tank history in one place.
  • Useful for troubleshooting changes.
  • Groups actions by time.

Why Reef Trak does this better than any other reef app

Reef Trak is built by reef keepers, for serious reefs. Every feature — including Activity Log — 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

Related Reef Trak features

Custom Parameter Ranges Set tank-specific target ranges so charts and Stability Trak match the reef style. ICP Import Bring ICP lab results into tank parameters for trace element review. ICP Vendor Imports Parse lab formats from supported ICP vendors and bring trace values into parameters. Neptune Apex Import Apex readings on native apps for supported local network setups. Notes Write tank notes and observations that stay attached to tank history. Parameter Charts Review measurement history with charts, trends, and target context.

Reef Trak FAQ

What is Activity Log in Reef Trak?

A timeline of measurements, maintenance, feeding, dosing, livestock, and notes.

Is Activity Log included in the free Reef Trak experience?

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

Which devices support Activity Log?

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