As environmental regulations tighten, engineers need trusted software to ensure their designs meet stricter effluent standards for nitrogen ( ) and phosphorus (

Annual and Academic license holders can upgrade free of charge at any time via the EnviroSim download page. Perpetual license customers who purchased after July 25, 2024 receive free upgrades; older perpetual licenses may require a paid upgrade fee. For BioWin 6.2 specifically, customers with an active license can still download and use it, but support and updates are now focused on newer versions (6.3 and 6.4).

: Improved time-series data logging during dynamic simulations. 4. Getting Started with the Interface