Plutocalc is the most complete calculator for water treatment, wastewater, hydraulics, environmental chemistry and unit conversions. Plutocalc solvers were carefully tuned to require minimal inputs and provide accurate results based on the latest advances in science and engineering.
For over 9 years, Plutocalc has been actively developed, improved and made available for free without displaying a single ad or asking for a subscription. It is the most popular water treatment app on the internet with thousands of experts relying on it for their everyday professional needs.
If you like this tool, please consider making a small donation from time to time to support the recurring costs: licenses, hosting, technical literature and donations to the developers of the open source libraries.
Plutocalc+ has the same solvers than the regular version
but comes with some extras features for generous supporters:
Plutocalc Designer is a compilation of tools for water and wastewater treatment plant sizing. It provides detailed design reports based on the latest engineering practices. Please check the Plutocalc Designer page for more information.
Please contact the developer at [email protected] for feature requests, bug reporting and the sponsorship program. Translation contributions are always welcome.
does not collect or transmit any data from it's users or from
the systems where it runs.
The website might collect anonymous navigation statistics such as the user agent, operating system, IP address, pages accessed and the country of origin. Any data that could lead to a possible user identification (like the IP address) will be kept in secret from 3rd parties like partners, sponsors and affiliates.