Know what to add. Know how to keep it healthy.
Shoalr combines AQAdvisor-style stocking intelligence with ongoing tank management. The only app that guides you from your first tank setup through cycling, helps you stock responsibly, then becomes the tool you rely on daily.
Available for iPhone and iPad. iOS 17.0+
From beginner setup to advanced tank management
AQAdvisor-style bioload calculations with real-time compatibility warnings. Know exactly how many fish your tank can handle.
Guided cycling for beginners with phase detection. Supports both fishless and fish-in cycling with smart recommendations.
Quick-log water tests in under 30 seconds. Beautiful trend charts and plain English interpretation of your results.
Never miss a water change. Maintenance reminders adapt to your tank size and stocking level.
400+ species with care requirements, temperament, and compatibility info. Search by name, swimming level, or tank size.
Smart suggestions based on your current stock, remaining capacity, and water parameters. Find the perfect tankmates.
Track your aquarium plants with light requirements, CO2 needs, and fertilizer schedules. Perfect for planted tank enthusiasts.
Log your filters, heaters, lights, and more. Set maintenance schedules for filter media replacement and equipment checks.
Guided troubleshooting for common issues. Cloudy water? Fish acting strange? Get answers fast with symptom-based diagnosis.
Track parameters, set reminders, keep notes. But they can't tell you if your tank is overstocked or if your fish are compatible.
Full stocking intelligence plus ongoing management. The only app that guides you from setup through daily care.
Start free. Upgrade when you're ready.
or $39.99/year (save 33%)
Multi-tank households are common in this hobby. Free tier delivers real value for single-tank beginners. Upgrade when your tanks multiply.
Questions about the app or your aquarium? Reach out anytime.
For app questions, feature requests, or any issues you encounter.
shoalr@jjmkstudios.comJoin thousands of fishkeepers who trust Shoalr to manage their tanks.
Download on the App Store