Reef calculator

[Serpantkeeper]

Just wondering what reef calculator everyone is using? Which ones people like or dislike.

[shiftline]

Used to use the BRS one until they removed everything but their new dosing products

I believe marine depot has one on their site. I may make one one of these days

[Tyfighter]

I have used this one for a while
http://reef.diesyst.com/chemcalc/chemcalc.html

[Serpantkeeper]

That one doesn’t offer reds seas chemicals in the drop down menue