Hydro-CalcPrecision Hydroponics

A professional tool for building, optimizing, and managing fertilizer mixtures.

Powerful Solver

Automatically calculate the exact amounts of salts needed to hit your target PPMs.

Control solver settings by setting minimums, maximums, and more to hit targets prefectly.

Share created mixtures or import those from others, use cloning tools to match outputs with other inputs.

Create and manage your targets, substances, and water quality inputs for the solver.

Track applications, measurements, and costs over time with our logging system.

Nutrient targets and 50+ substances integrated.

5/26/2026

Today's update consists of entirely behind-the-scenes adjustments to improve overall performance, documentation quality, and application stability.

Documentation & UX Validation: We've implemented new automated validation and testing pipelines on the backend. This ensures that our documentation, user guides, and overall user flows remain synchronized and reliable going forward.
Backend Performance: Minor optimizations to our backend services for smoother, more consistent database interactions.
General Maintenance: Routine codebase maintenance and checks to ensure everything continues running efficiently.

As always, if you notice anything out of the ordinary, please let us know using the feedback button in the app!