10-day free trial — no credit card required

Your aquariums,
finally organised

Track fish, plants, water parameters, and get AI-powered advice — all in one place. Built for hobbyists who take their aquariums seriously.

Everything your aquarium needs

From stocking calculations to AI compatibility advice — AquariumAssist has you covered.

Species database
Browse freshwater and saltwater species — care guides, compatibility, and bioload data. Freely accessible, no account needed.
Browse database →
Bio-load calculator
Real-time stocking gauge that factors in fish size, count, filter flow, and plant density.
Water parameters
Log pH, ammonia, nitrite, nitrate, and temperature. Track trends with beautiful charts.
Tank diary
One-tap logging for feedings, water changes, treatments, and free-text notes.
Smart reminders
Email and push notifications for water changes, tests, and maintenance — never miss a task.
AI advisor
Ask anything about your aquarium. Claude AI answers based on your actual fish, plants, and water data.

All prices include 25.5% Finnish VAT. Annual plans save 15%.

Start with a 10-day free trial — all Pro features included

Join hobbyists who use AquariumAssist to keep their tanks thriving. 10 days free, cancel any time.