Planungssoftware zeigt Hydraulikschema einer Wärmepumpe mit Pufferspeicher, Solarthermie, PV, Wärmetauscher, Steuerung, Erdsonde

Polysun Software Download

Download the latest version of Polysun here. To use the software, you need a valid licence or trial licence.

FOR WINDOWS

Version: 2025.12

Windows 10/11, 64-bit

16 GB RAM
Internet connection for activation
Screen resolution min. 1200 x 1024

FOR MAC

Version: 2025.12

MAC OS X 10.11.3 or later (also older versions ok, but not officially supported)
16 GB RAM
Internet connection for activation
Screen resolution min. 1440 x 900

FOR LINUX

Version: 2025.12

Tested with Ubuntu 24.04, but nearly all 64-bit distributions should work
Java support (Open JDK included)
16 GB RAM
Internet connection for activation
Screen resolution min. 1200 × 1024