Brewing calculators?

Northern Brewer General
1

Hello does anyone know of any brewing water Calculator’s that work with iPad ?

2

Get excel for mac and use brunwater.

Or get an adult PC. JK.

Brewersfriend.com has a water calculator online. I think there are other free ones too. I’ve never used them.

3

Brewgr has a bunch of calculators:

Brewtoad:
https://www.brewtoad.com/

Brewers Friend: