Clear readings
Track pH, free chlorine, alkalinity, and temperature with ideal-range status on the dashboard.
Pool care, made clear
Know your pool at a glance.
Log water readings in seconds, follow trends over time, and keep maintenance, expenses, and notes together—without creating an account.
Useful history
See chemistry trends and one chronological timeline for water tests, care, costs, and notes.
Private by design
Your log stays on your device. AquaLog has no account, ads, analytics, or tracking, and supports CSV export.