| | Light | Professional | Designer |
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| General | | | |
| Change language while operating* |  | | |
| Free choice of measurement system (metric, imperial, mixed) | | | |
| Free selection of site and weather data on a map |  | | |
| Project and system diagram wizard for an intuitive use | | | |
Online update (free updates for 12 months)
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| Update subscription available | | | |
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| Hydraulic templates | | | |
| Some standard schemes for small systems | | | |
Largest available selection of schemes for small systems as well as company templates | | |
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| Largest available selection of schemes for small, large, process heat and district heating systems as well as company templates | | | |
| Create completely new schemes | | | |
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| Results | | | |
| Overview of the most important results | | | |
| Graphical representation of the results | | | |
| Results of each component | | | |
| Hourly values | | | |
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| Report | | | |
Short report in PDF
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| Detailed report in PDF, Word or Power Point | | | |
| Add company logo to the report | | | |
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| Components | | | |
Create own components and relative database entries (heat pumps, tanks, etc.)
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| Free definition of the controller settings | | | |
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Heat pumps & ground-source loops
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| Database with different ground-source loops | | | |
Simulate ground source loop fields and ground water systems
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| Oil, gas, pellet and fire wood boilers, electric heaters & air/water heat pumps | | | |
| Large selection of tanks from well-known manufacturers | | | |
| Pump catalog and circuit-pressure drop calculation | | | |
| Long term simulation up to 50 years | | | |
| Define up to 10 earth layers for a ground-source loop | | | |
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| User | | | |
Space heating
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| Hot water | | | |
Swimming pool (indoor/outdoor) | | | |
| Freely definable load/source (process heat/district heating) | | | |
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| *Available languages: English, German, French, Italian, Spanish, Chinese, Portuguese, Czech, Greek, Rumanian, Swedish |
