FishTank Diary — Aquarium Log

Keep every aquarium, turtle tank, or aquatic habitat on track with simple logs, smart reminders, and a clear daily care dashboard.

FishTank Diary helps you:
- Log water tests including pH, ammonia, nitrite, nitrate, temperature, and more
- Track maintenance such as water changes, filter cleaning, siphoning, top-offs, and medication
- Record feedings and routine care in seconds with quick actions
- See today’s care status at a glance
- Get reminders for feeding, water changes, and water testing
- Spot overdue tasks and abnormal water readings early
- Keep your tank history organized in one place

Designed for real life:
- Fast, simple entries
- Quick access to common daily tasks
- Clear reminders and care status
- Works offline
- No account required

Free includes everything you need to care for one tank.

Upgrade to FishTank Diary Pro (Lifetime) for a one-time purchase:
- Track and manage multiple tanks
- See an all-tanks care overview
- View water parameter trends over 7, 30, or 90 days
- Export water tests and care logs to CSV anytime

Disclaimer:
FishTank Diary is for record-keeping and informational purposes only. It does not provide veterinary or medical advice.