Maddie, My CSI in both the iOS app and web versions is -0.25 / -0.26. My current pH is 7.6, FC 6.0, TA 70, CH 350, CYA 70, Salt 3200, temp range 84 to 89 deg, so it's in pretty good balance. I've been using the recommended ranges in the SWG article I referenced (a really good resource!)
If I...