About AquaVerdict

AquaVerdict exists because too many fishkeepers buy the wrong gear. They end up with a filter that's oversized or undersized for their tank, a heater that swings a few degrees and stresses their fish, or a light so bright it turns a planted setup into an algae farm. Almost every generic best-sellers list online hands you the same top-10 without asking the one question that actually matters: what is your tank like?

What we do differently

We test aquarium gear against fishkeeping fundamentals — turnover and biological load for filters, temperature stability for heaters, PAR and spectrum for lighting, and reliable diffusion for CO2 — then match recommendations to your setup: tank size, stocking, whether you keep live plants, your budget and your experience. A heater that's ideal for a 60-litre nano is wrong for a heavily stocked 300-litre community, and vice versa. If you're just starting out, our guides walk you through the basics before you spend a penny.

Our commitments

These are the rules we hold ourselves to, every review:

• Real-world testing on real tanks. We run gear on actual aquariums — freshwater and planted — not just spec sheets.
• No favourite brands. Eheim, Fluval, JBL, Juwel and everyone else are judged on merit alone. Read our brand overviews to see where each one earns its place.
• Limits stated clearly. We explain what a product does badly as plainly as what it does well, so nothing surprises you after it's set up.
• Regular updates. Models change and new gear arrives, so we revisit our picks and keep recommendations current.
• Free, honest guidance. Our advice on water testing, substrate, plant fertilizers, fish food and maintenance is free, and always will be.

How we stay independent

AquaVerdict is reader-supported. When you buy through a link on our site, we may earn a small affiliate commission at no extra cost to you — that's what funds the testing and keeps the site free. Crucially, this never influences our ratings. No brand pays for a better ranking, and we say plainly when a product isn't the right choice. Read exactly how we test.

Live, local prices

We show live, localised prices and send you to your own local Amazon store automatically. Follow a buy link and our geo-redirect detects where you're reading from and points you to the right regional storefront, so the price you see is the price you'll actually pay — no currency guesswork, no landing on the wrong country's site.

Get in touch

Questions, corrections or a product you'd like us to test? Contact us — we read everything.