The softwares below are commercial tools dedicated to the design of PV systems connected to the grid or in remote area. You can get an accurate evaluation of solar photovoltaic panels energy output. All these software must be purchased to be fully functional.
All prices are subject to change without notice.


SPF - Velasolaris, sizing and simulation of photovoltaic systems.
Polysun Professional Photovoltaic Simulation : 399 euros
Polysun Designer Photovoltaic Simulation : 699 Euros

Archelios PRO (FR)

This PV software permits to evaluate solar radiation of a site, to design a photovoltaic system and calculate the energy produced and the profitability. ARCHELIOS PRO
A free version is available without databases.
Base Price : 680 EUR ; 882 USD

Easysolar : Europe and worlwide photovoltaic connected to the grid software for Android, iphone, smartphone


The first and the most advanced photovoltaic app for smartphone (Android, iOS) and similarly to other professional softwares- on browser.
It gives solar professionals the possibility of choosing best design method for solar project: on Google Maps, images and sketches on their favourite devices.
Mobile apps have in-built measurement tools that let designers verify azimuth and inclination of the roof for specific locations and visualize potential shading throughout the year.
Thanks to a very expanded and probably the most user friendly customer proposal, solar professionals can increase sales working easier on the go and managing their sales just using smartphones or tablets.

The price of EasySolar app starts from 20 euros a month for 2 users with unlimited number of projects.
Project co-financed by the european regional development fund.

Easysolar website

Try easysolar : quick and free registration


PV F-CHART is a comprehensive photovoltaic system analysis and design program. The program provides monthly-average performance estimates for each hour of the day. The calculations are based upon methods developed at the University of Wisconsin which use solar radiation utilizability to account for statistical variation of radiation and the load.
PV F-Chart

 PVscout 2.0 PremiumPVSCOUT sizing PV

PVscout is a PV-sizing software for the planning and calculation of grid-connected photovoltaic systems irrespective of manufacturer.

- graphical representation and dynamic interconnection of several roofs.
- full range of data irrespective of manufacturer
- solar irradiation data based on high-resolution mean minute values
- calculations of economic efficiency
- Individually compiled presentation of technical details, order, quotation, electrical circuit diagram, DC connection drawing, solar yield and economic efficiency

Price : 474 € + update contract available from €70,00 per year.


Dynamic simulation program with 3D visualization and detailed shading analysis of roof-integrated or mounted grid-connected photovoltaic systems.
PV*SOL Expert 6.0 set :1228.00 €
PV*SOL advanced 6.0 : 695.00 €

PVSYST (CH)   PVSYST Photovoltaic

One of the oldest photovoltaic software, developed by the University of Geneva. PVSYST is designed to be used by architects, engineer and researchers, and it is also a very useful pedagogical tool. It could be considered as the Swiss knife of photovoltaic software.
Main features :
- Full design of  remote PV systems 
- Full design of PV systems connected to the grid
- Complet database of PV panels, inverters, meteorological data
- Useful 3D application to simulate near shadings
- Import of irradiation data from PVGIS, NASA databases
- Import of PV mules data from PHOTON INTERNATIONAL
- Economic evaluation and payback
- export of calculations to CSV files
- Many tools to simulate the behavior of PV modules and cells according to irradiation, temperature, shadings

Pv syst includes a detailed contextual Help, which explains in detail procedures and models used, and offers an ergonomic approach with guide in development of a project. PVsyst is able to import meteo data from many different sources, as well as personal data.
PVsyst provides results in the form of a full report,
specific graphs and tables, as well as data export for use in other software.


The all in one solution for simple and speedy planning and calculation of PV systems, which leaves no wish unfulfilled.
Complete PV system planning.
Comprehensive assembly and connection plan, and all relevant calculations such as inverter design, revenue forecast, profitability calculations taking into account personal use and determining the most appropriate assembly system based on the wind and snow loads calculations in accordance with DIN 1055 and Eurocode 1 or comparable provisions at a country-specific level, and much more.
Plan4solar PV

SMA Off-Grid Configuratorsma-off-grid-solar-PV-configurator

Designing plants and dimensioning off-grid PV systems. Whether it's for a small-scale plant or a large-scale hybrid plant, the new SMA Off-Grid Configurator from SMA provides you with a professional and customized solution for the simulation and dimensioning of your off-grid system. Every design aspect is mapped out, from dimensioning the PV plant, the battery and the inverter to calculating profitability and calculating the battery life.

SMA off grid configurator


The software calculates the amount of generated electricity based on the latitudes, longitudes, and the weather conditions of the installation site. This leads precise simulation results.
Simulation including the shadow influence by surrounding buildings and objects allows users to check optimal settings and module designs before system installation.
The software calculates also the I-V curve of solar modules accurately and quickly based on the electric characteristics of each manufacturer's product.

PV-Design-PRO (GE)


PV-DesignPro v6.0 is Windows compatible software designed to simulate photovoltaic energy system operation on an hourly basis for one year, based on a user selected climate and system design. 

Three versions of the PV-DesignPro program are included on the Solar Design Studio CD-ROM: "PV-DesignPro-S" for standalone systems with battery storage, "PV-DesignPro-G" for grid-connected systems with no battery storage, and "PV-DesignPro-P" for water pumping systems.
Solar Design Studio Suite : 249 USD

HELIOS 3D Solarparkplanung

HELIOS 3D is a professional planning tools for utility scale PV plants.
It allows shadow free placement of PV racks on a digital terrain at any geographical position and at any given date or time.
The workflow supports all phases of the project process :
Project Development : Analysis and evaluation of the terrain, rate of yield
Project Layout :  Structuring of the terrain, positioning of PV racks, optimize positioning for maximum yield 
Project Engineering : Electric layout, Bill of material, Helios 3D PV software for solar farmlist of GPS coordinates, cable lists.
HELIOS 3D Solar Plant Layout price : 11800 EUR

HOMER 2 (USA) HOMER Energy software

HOMER is a computer model that simplifies the task of evaluating design options for both off-grid and grid-connected power systems for remote, stand-alone, and distributed generation (DG) applications. HOMER's optimization and sensitivity analysis algorithms allow the user to evaluate the economic and technical feasibility of a large number of technology options and to account for uncertainty in technology costs, energy resource availability, and other variables.

The Center for Energy Efficiency and Renewable Energy (CEERE) provides technological and economic solutions to environmental problems resulting from energy production, industrial, manufacturing, and commercial activities, and land use practices.
Price (2014): $398/year

Homer solar software

PV Designer Solmetric


PV Designer software enables you to quickly and easily: draw a roof outline, specify set-backs and keep-out regions, incorporate SunEye shade measurements at specific locations on the roof, drag-and-drop modules, size strings, check inverter limits, and calculate the AC energy production for your system.
It includes extensive world-wide databases of modules, inverters, and historical weather. You can easily try different design scenarios and compare their AC kW-hr outputs side-by-side to identify the best design. Results can be exported in a PDF format and printed or emailed to clients. The software is designed for residential and small commercial systems.


Photovoltaic sizing software programs for grid connected systems.
- Unlimited Designshelioscope
- Up to 5MW Systems
- 45,000 Component Library
- One-Click Sharing
- SketchUp Shading Integration
- PAN File Support
- NSRDB/NREL Meteo Integration
HelioScope's design-integrated approach models an array based on its physical design. This leads to advanced modelling of system effects, and enables powerful design and scenario analysis.
For advanced shade calculations, import 3D obstruction models from Sketchup directly into HelioScope. Combine the power of Sketchup for 3D modeling with HelioScope’s simulation engine.
HELIOSCOPE price : 99$/month
Helioscope website

SOLERGO (IT)SOLERGO software fotovoltaico  radiao

This italian software developed by Electro Graphics Srl is a full tools to compute the solar PV output of a solar photovoltaic system connected to the grid.

A real advantage of this software is its Interoperability  with Ampre Professional  an Electrical network calculator to analyse the electrical network of the PV generator (cables, SPD, protection, inverter).
It also Interface with software CADelet, Eplus or iDEA, for the full drawing of the system and its construction details.

Solergo : complete design of grid-connected photovoltaic systems

Ampere professional : software for the calculation of LV and MV electrical networks, in AC or DC, according to IEC 60364, IEC 60909, IEC 62271-100


BlueSol is a software for the design of photovoltaic systems in every country in the world. It allows you to perform the entire process of designing a PV system, from the preliminary assessment of productibility to the realization of the project documentation. BlueSol is a product made with a standard Microsoft interface, very easy to use but at the same time manages every detail of the PV system.
Bluesol Download

INSELinsel solar Pv software

The INSEL toolbox Solar Electricity provides parameters for the simulation of all market-available PV modules and inverters.
Price : 850 EUR


SKELION PV Google Sketchup software

Skelion, is a Sketchup's plugin to insert solar photovoltaics and thermal components in a surface.

Skelion plugin gives Sketchup the possibility to insert solar panels very fast and make fast renewable solar energy studies.

Includes shadows projection and MAC OS and Windows compatible.

Skelion for SketchUp allows you to :

Exists in version free and pro version (200 USD)

Skelion from Google Sketchup

See also on-line solar photovoltaic software solutions for professional.


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