SI Calculator Pro
LSI / RSI Calculator
0 ratings
Archived App (Last seen on 30 Oct 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
PLEASE NOTE THAT THIS APP IS INTENDED FOR SCL CUSTOMERS ONLY AND WILL REQUIRE YOU TO MAKE AN ACCOUNT TO USE THIS APP.
Take the guess work out of your water chemistry by using SI Calculator Pro to get your desired water chemistry.
This App is a Saturation Index Calculator that will give you your LSI and RSI values. Simply input your waters current chemistry values then tweak the Hardness and Alkalinity Fields in the desired column to get the perfect water chemistry.
SI Calculator Pro can predict the values of the pH and Conductivity after adjusting the Hardness and Alkalinity fields.
SI Calculator Pro adds more functionality compared to our original SI Calculator app.
Hardness, Alkalinity, Cyanuric Acid and Chlorine calculators have all been added to SI Calculator Pro.
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What's New in SI Calculator Pro
5.5
June 9, 2023
Feature Added: -Users can now approve themselves using a promotional code system. Fixes: -General bug fixes.
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