Keeping a reef tank beautiful and healthy doesn’t have to be complicated.
PARAreef makes it simple to record, monitor, and maintain the essential water parameters that keep your corals and fish thriving.

With PARAreef, you can:

Log Your Testing Results: Quickly enter your water test values for pH, temperature, alkalinity, calcium, magnesium, nitrate, phosphate, and salinity.

View Historical Trends: Review your last 30 saved readings, with quick insights to see what’s stable and what needs attention.

Know When It’s Off: The app highlights if a parameter is too high or too low and gives practical suggestions on how to correct it.

Maintenance Checklist: Stay on top of reef-keeping basics like cleaning pumps, changing filter media, checking supplements, and water changes. Tasks reset every 7 days for good housekeeping.

Multiple Tank Profiles: Own more than one tank? PARAreef lets you create separate profiles and manage each system with ease.

Designed for reef hobbyists of all levels, PARAreef avoids clutter and over-complication. Many aquarium apps are overwhelming — PARAreef is built to keep things simple, accurate, and effective.

A thriving reef isn’t about doing everything — it’s about doing the right things consistently. PARAreef helps you stay on track so your reef can shine.