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Head-to-head · Solar Software

Solargraf vs PVsyst

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Solargraf #3 in Solar Software 8.8/10 Paid ✓ 4 of 5 features Visit Solargraf
PVsyst #6 in Solar Software 8.4/10 30-day trial Free trial✓ 2 of 5 features Visit PVsyst

Solargraf leads on 2 checks, PVsyst on 0, and 4 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSolargraf · 8.8/10
  • Free trialonly PVsyst
  • Most featuresSolargraf · 4 of 5

Solargraf scores higher on our rubric for solar software: 8.8 against 8.4 out of 10; our editors rank them #3 and #6.

Solargraf offers proposal builder; PVsyst doesn't. Solargraf offers permit documentation; PVsyst doesn't. On deployment platform, PVsyst gives you Desktop where Solargraf offers Web.

Solargraf is the better fit for installers needing proposals and automated permit plans. PVsyst is the better fit for modelers needing detailed PV simulation and analysis.

  • Solargraf fits best

    Installers needing proposals and automated permit plans

  • PVsyst fits best

    Modelers needing detailed PV simulation and analysis

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Solargraf 8.8/10 Visit ↗ PVsyst 8.4/10 Visit ↗
At a glance
Editor score 8.8 8.4
Ranking #3 in Solar Software #6 in Solar Software
Best for Installers needing proposals and automated permit plans Modelers needing detailed PV simulation and analysis
Pricing model Paid Paid
Starting price — 25 CHF/device/yr
Free plan — —
Free trial — 30 days
Deployment Cloud Desktop
Platforms Web Windows
Support Live chat Email, Community, Docs
Integrations 3 integrations 7 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Solargraf 4/5 · PVsyst 2/5
PV design & simulation ✓ ✓
Financial modeling ✓ ✓
Proposal builder ✓ (best) —
System monitoring — —
Permit documentation ✓ (best) —
Specs
Deployment platform Web Desktop
Our review
Pros
  • Combines PV and battery design with production estimates and reports
  • Creates interactive proposals with savings, payment, and cash-flow views
  • Generates self-service permit plan sets with system and electrical documents
  • Models grid-connected, standalone and pumping PV systems
  • Detailed shading, storage, loss and financial analysis
  • CLI automation plus multiple meteorological data sources
Cons
  • No free plan; plans are paid
  • Project and user quotas vary by plan, with extras priced separately
  • Financing integrations are limited to GoodLeap, LightReach, and Concert
  • Windows desktop software limits operating-system flexibility
  • Professional license costs 700 CHF per year
  • Reports carry watermarks or generic manufacturers on lower tiers
Our verdict

Solargraf brings solar and battery system design, customer proposals, financing workflows, and permitting into a cloud-based web platform. Its tools are aimed at solar businesses, including residential and commercial workflows, that need…

Read the review →

PVsyst is desktop software for designing, simulating and analyzing photovoltaic systems. It serves solar professionals modeling grid-connected, standalone and pumping projects, from system sizing through annual energy, loss and economic…

Read the review →
  1. SolargrafSolar Software 8.8Paid
  2. PVsystSolar Software 8.430-day trial

Strengths and trade-offs

  • Solargraf — where it wins

    • Combines PV and battery design with production estimates and reports
    • Creates interactive proposals with savings, payment, and cash-flow views
    • Generates self-service permit plan sets with system and electrical documents

    Where it doesn't

    • No free plan; plans are paid
    • Project and user quotas vary by plan, with extras priced separately
    • Financing integrations are limited to GoodLeap, LightReach, and Concert

  • PVsyst — where it wins

    • Models grid-connected, standalone and pumping PV systems
    • Detailed shading, storage, loss and financial analysis
    • CLI automation plus multiple meteorological data sources

    Where it doesn't

    • Windows desktop software limits operating-system flexibility
    • Professional license costs 700 CHF per year
    • Reports carry watermarks or generic manufacturers on lower tiers

More comparisons

All solar software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update