Italy’s solar industry is expanding rapidly—adding over 6.8 GW in 2024 alone and pushing total installed capacity past 37 GW. From Lombardy rooftops to Sicilian ground-mounts, solar is booming. But so are the complexities.

Italian installers and EPCs aren’t just expected to design high-performance systems—they’re also navigating a maze of incentives: Superbonus 110%, Ecobonus, Scambio sul Posto, regional funding schemes, and more. Throw in eInvoicing, GSE documentation, and tax compliance, and the design process often turns into a paperwork nightmare.

Most teams are still stitching together CAD software, spreadsheets, third-party tax advisors, and PDF templates. The result? Slower quotes, lost time, and missed incentives.

This guide compares the top solar software tools for Italy in 2025, focusing on what really matters: shading precision, Italian proposal exports, incentive modeling, and speed-to-contract. One tool—SurgePV—stands out for unifying everything from design to GSE-ready outputs in a single Italian-optimized platform.

What Italian Installers Actually Need

Designing solar systems in Italy isn’t just about watts and panels—it’s about navigating an intricate web of national and regional regulations, incentive deadlines, and financial compliance. The best solar software in 2025 must do more than draw on rooftops—it needs to deliver compliant, bank-ready documentation and savings proof in real time.

Support for Superbonus 110% and Ecobonus is essential. Installers need tools that can model these incentives automatically—tagging eligible components, splitting financial outputs, and generating deduction-compliant reports.

Scambio sul Posto simulations are another must. Tools should estimate how much energy will be self-consumed, exported, and reimbursed under net-billing policies—something Excel simply can’t handle accurately.

With regional grants varying from Lazio to Puglia, ZIP-level incentive logic is no longer a luxury—it’s a necessity. Add to that Italy’s complex topography and historical urban architecture, and LIDAR-based shading tools become critical for accurate forecasts.

Lastly, installers need platforms that produce proposals in Italian, include legal clauses for GSE, and output in formats that match certified eInvoice workflows. Combine that with a CRM, digital signature, and payment integration—and your sales cycle goes from weeks to hours.

A true Italian solar software doesn’t just model systems—it models savings, incentives, and speed.

Best Solar Software in Italy 2025

1. SurgePV – Best End-to-End Software for Italian Solar Projects

SurgePV is purpose-built for the Italian market. It’s the only platform that combines local incentive automation (Superbonus, Ecobonus, Scambio sul Posto) with bank-ready energy simulations and Italian-language proposal flows.

Key Features:

• Fully Italian UI + proposal exports: Includes native tax clauses, billing terms, and GSE-ready layouts
  
• Superbonus/Ecobonus logic built-in: Deduction timelines, loan modeling, and auto-filled benefits
  
• Net billing (Scambio sul Posto): Model energy resale and self-consumption ROI
  
• LIDAR + 8760h yield forecasts: Includes P50/P90 bank-grade reports
  
• One-click quotes to signature: CRM + quote + e-sign + eInvoice flow
  

Pros:

• Truly localized for Italian EPC workflows
  
• Speeds up permitting and quote timelines
  
• All-in-one—no more switching tools
  

Cons:

• May offer more functionality than needed for very small installers
  

Best For: EPCs managing residential or commercial portfolios who need local speed, compliance, and polish.

2. Solarius PV – Native Italian Engineering Software

Developed by ACCA Software, Solarius PV delivers engineering-grade performance with deep compliance for Italian building code and electrical layout exports.

Key Features:

• BIM-ready design tools: Perfect for firms integrating into architectural workflows
  
• Legal exports: Compatible with D.Lgs. 28/2011, GSE documents
  
• Detailed wiring and cost breakdowns
  

Pros:

• High technical detail
  
• Compliant with Italian permitting norms
  

Cons:

• No automation for incentives
  
• No CRM, quote-to-contract flow
  

Best For: Engineering firms doing large-scale system planning or legal filings.

3. Aurora Solar – Best for Visual Quality, Limited Italian Features

Aurora Solar is known for beautiful 3D layouts and shading analysis. It performs well technically but lacks Italian-specific automation.

Key Features:

• 3D modeling & panel-level shading
  
• Basic financial projections
  
• Growing European user base
  

Pros:

• High-end visuals and interface
  
• Strong shading accuracy
  

Cons:

• Superbonus must be entered manually
  
• No native Italian proposals
  

Best For: Installers with internal financial experts or working across the EU.

4. PV*SOL – Best Simulation Tool, Not Ideal for Sales Teams

Created in Germany, PV*SOL provides technical precision for energy yield, shading losses, and advanced PV behavior—but is less suited for quoting and proposals.

Key Features:

• P50/P90/P99 simulations
  
• Detailed shading, hourly loss diagrams
  
• Strong export capability for reports and electrical documents
  

Pros:

• High credibility for banks and engineers
  
• Great for performance studies
  

Cons:

• Windows-only, not web-based
  
• No incentive automation or e-sign features
  

Best For: Technical teams creating feasibility studies and due diligence.

5. SolarEdge Designer – Free, Good for SE Systems Only

Free and web-based, SolarEdge Designer is tailored for SE components and includes quick layout tools.

Key Features:

• Auto-stringing for SE optimizers
  
• Free proposal and yield report generation
  
• Cloud-based with real-time component specs
  

Pros:

• Zero cost for SolarEdge installers
  
• Tight hardware-software integration
  

Cons:

• Only works with SolarEdge equipment
  
• No Italian-language exports or finance modeling
  

Best For: Installers doing only SolarEdge installs and needing a free tool.

6. Sun Ballast / Insun – Lightweight Layout + Proposal Helper

From a well-known Italian racking provider, Sun Ballast software helps EPCs quickly generate system layouts and proposals with native language support.

Key Features:

• Ballast configuration assistant
  
• Italian proposal templates
  
• Component integration with racking systems
  

Pros:

• Fast layout tool for rooftops
  
• Works well for quoting repeatable jobs
  

Cons:

• No energy simulation or incentive logic
  
• Not built for complex workflows
  

Best For: C&I EPCs using Sun Ballast hardware on repeatable layouts.

7. Pylon – Fast and Modern, But Limited Italian Compliance

Pylon delivers rapid rooftop designs with LIDAR and quoting, tailored for smaller installers in Europe. Italian-language features are growing, but incentives must be done manually.

Key Features:

• Quick proposal generator
  
• Supports LIDAR and multilingual proposals
  
• Integrated CRM + lead flow
  

Pros:

• Easy to use and quick setup
  
• Affordable entry pricing
  

Cons:

• Lacks native support for Italian policies
  
• Not built for multi-site or advanced engineering
  

Best For: Small solar startups in Italy focused on quote speed over compliance depth.

Why SurgePV Is Italy’s Top Solar Software

SurgePV is purpose-built to simplify Italy’s most complex solar incentive landscape. It automatically calculates Superbonus 110%, Ecobonus, and Scambio sul Posto based on real-time ZIP-code eligibility data and updated national + regional incentive logic. This means no more juggling tax consultants, spreadsheets, or government portals—SurgePV dynamically injects deductions, credits, and resale rates directly into every quote.

When an EPC selects cash, loan, or lease in the proposal builder, SurgePV instantly applies relevant incentives and updates savings, ROI, and IRR. It even includes the depreciation logic and financial outputs needed for Ecobonus fiscal compliance.

LIDAR-Based Shading + Bank-Grade Energy Forecasting

For Italy’s complex rooftops—from Milan’s urban blocks to hillside villas in Umbria—SurgePV uses AI and high-res LIDAR to model precise roof planes and per-panel shading. Even steep pitches, dormers, or chimneys are captured automatically.

The integrated 8760-hour simulation engine supports P50, P90, and P99 forecasts—aligned with European financing norms. Banks, leasing companies, and energy cooperatives accept SurgePV’s reports for funding, thanks to its detailed yield outputs and loss diagrams.

Italian Outputs + Legal Compliance

SurgePV is fully localized. Proposals, PDFs, contracts, and energy reports can be exported in Italian with legal clauses, multi-rate tariff support, and eInvoice formatting for D.Lgs. 28/2011 and Agenzia delle Entrate standards. Whether you’re quoting in Florence or filing in Palermo, the platform keeps your paperwork compliant and professional.

Workflow Efficiency + Real User Results

SurgePV unifies your workflow—design, shading, yield, incentives, contract, invoicing—within 30 minutes. No separate CAD tools, Excel files, or Danea/INVOICE juggling required.

One Milan-based EPC reported their proposal turnaround time dropped from 3 hours to 15 minutes. Their close rate rose 20% thanks to clear savings forecasts and credible documents.

“SurgePV is the only solar platform tailored for Italy—combining incentive intelligence, legal exports, and performance simulation—all in a single login.”

Ready to Design, Quote & Comply—Faster Than Ever?

Italy’s solar landscape is competitive, highly regulated, and incentive-driven. If your workflow still depends on manual tax modeling, separate CAD files, or slow quoting tools, you're leaving revenue on the table—and risking errors that could cost deals or compliance.

SurgePV simplifies everything. From Superbonus auto-deductions to per-panel shading to certified Italian-language proposals, SurgePV is the all-in-one platform made for Italian EPCs who want to move faster, quote more accurately, and close with confidence.

Benefits of Booking Your SurgePV Demo:

• See Superbonus 110% and Scambio sul Posto applied live to a real design
  
• Generate a full Italian proposal (PDF) in under 15 minutes
  
• Learn how to replace CAD, Excel, and invoice software with a single tool
  
• Walk through real EPC workflows: design → simulate → quote → sign → invoice
  
• Discover how other teams in Milan, Rome, and Naples are scaling faster with SurgePV
  

Book a SurgePV Demo for Italy Now