Make testing easier to repeat
Save readings against the right tank with enough context to understand the result later.
TankForge helps you log readings, spot stale tests, and connect water changes to the actual tank record before drift becomes expensive.

A single water test number is easy to overreact to. The useful signal is freshness, direction, and what changed around the reading.
Save readings against the right tank with enough context to understand the result later.
A single result matters less than the direction. TankForge keeps recent history visible when you decide what to do next.
Advanced chemistry and planted troubleshooting can live beside the everyday water record.
Record the tank, date and time, test method, parameter, value and unit. In TankForge, open that tank, save a water test, then review its history alongside completed maintenance. A single reading is context, not a diagnosis.
Living-room tank · 7 Sep 2026, 09:00 UTC · Nitrate, liquid kit · 10 mg/L · Note: record the kit used and recent care. This example is not a recommended nitrate level.
Create your parameter logKeep core test logging free. Explore Pro for advanced exports and analysis once you have records to review.
See TankForge ProTankForge supports common freshwater, planted, saltwater, and reef care workflows, including water tests and chemistry history.
TankForge provides informational guidance and trend context. Always verify important dosing and treatment decisions.
TankForge starts with core care tracking for real aquariums. Pro adds unlimited tanks, smart alerts, care plans, product scanning, vacation support, reports, exports, and deeper workflows.