# SoilTune: Precision Soil pH \& Amendment Calculators

> Stop guessing\. SoilTune offers free, precision soil calculators for lime, pH down, and fertilizer\. Dial in exact rates using proven agronomic science

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## Pages
- [About](https://soiltune.com/about/)
- [Contact](https://soiltune.com/contact/)
- [Terms of Service](https://soiltune.com/terms-of-service/)
- [Privacy Policy](https://soiltune.com/privacy-policy/)

## Posts
- [The Ultimate Guide to Lawn Lime Application: Rates, Science \& The 48\-Hour Protocol](https://soiltune.com/how-to-calculate-lawn-lime/)
- [How to Use Aluminum Sulfate to Lower Soil pH \(Safely \& Quickly\)](https://soiltune.com/aluminum-sulfate-soil-ph-guide/)
- [Will Lime Lower pH in Soil? The Chemistry of Calcium Carbonate](https://soiltune.com/how-does-lime-work-in-soil/)
- [Gypsum vs\. Lime for Soil: Which One Actually Fixes Your Clay \& pH? \(\+ CEC Explained\)](https://soiltune.com/gypsum-vs-lime-for-soil/)
- [Elemental Sulphur Fertilizer vs\. Sulfate: Forms, Rates \& Uses](https://soiltune.com/elemental-sulphur-fertilizer-vs-sulphate-sulphur/)

## calculators
- [Sodium Adsorption Ratio](https://soiltune.com/calc/sar-calculator/)
- [Agricultural Lime Rate Calculator \& Matrix Generator \| SoilTune](https://soiltune.com/calc/lime-requirement-calculator/)
- [CEC Calculator](https://soiltune.com/calc/cec-calculator/)
- [PPM to EC Fertigation Calculator](https://soiltune.com/calc/ppm-ec-calculator/)
- [Precision pH Down Calculator](https://soiltune.com/calc/precision-ph-down-calculator/)

## Optional
- [Sitemap index](https://soiltune.com/sitemap_index.xml)