Best Solar-Log WEB Alternatives in 2026
The top Solar-Log WEB alternatives are OpenSolar, Aurora Solar and Solargraf: 15 solar software our editors would look at instead of Solar-Log WEB, in our ranking order.
Solar-Log WEB: A monitoring portal for operators who need inverter-level comparisons and mobile alerts. Where it falls short: focuses on monitoring, not PV design or simulation.
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Best forSolar teams wanting an end-to-end workflow at no cost
A free core app covers solar design, sales and project management in one workflow.
9.0/10★★★★☆Visit OpenSolar -
Best forSales teams needing detailed designs and proposals
A detailed solar sales and design workspace, with a $159-per-user monthly entry price.
8.0/10★★★★☆Visit Aurora Solar -
Best forInstallers needing proposals and automated permit plans
A web-based solar design and sales tool with proposal, financing, and permit workflows.
- Permit documentation
- Proposal builder
- PV design & simulation
8.0/10★★★★☆Visit Solargraf -
Best forTeams modeling storage projects through monitoring
A web suite spanning storage modeling, economics, proposals, dispatch, and monitoring.
- System monitoring
- Proposal builder
- PV design & simulation
8.0/10★★★★☆See Energy Toolbase -
Best forModelers needing detailed PV simulation and analysis
Detailed PV simulation, shading, storage and financial analysis for Windows.
- PV design & simulation
- Financial modeling
7.3/10★★★★☆Visit PVsyst -
Best forMid-market and enterprise solar project teams
A broad solar design and development suite for terrain-aware, large-scale projects.
- Permit documentation
- Proposal builder
- PV design & simulation
7.1/10★★★★☆Visit PVcase -
Best forDesktop users designing and documenting PV systems
A desktop PV design tool spanning system simulation, financial analysis and project documentation.
- Permit documentation
- PV design & simulation
- Financial modeling
7.0/10★★★★☆Visit BlueSol -
Best forBIM-oriented teams needing detailed PV design
A Windows desktop PV design tool for teams working across BIM, electrical sizing and project economics.
- PV design & simulation
- Financial modeling
6.7/10★★★☆☆Visit Solarius-PV -
Best forAnalysts seeking free, scriptable PV and financial modeling
Open-source PV and project-finance modeling for analysts who want desktop tools and scripting.
- PV design & simulation
- Financial modeling
6.6/10★★★☆☆Visit SAM -
Best forTeams wanting PV modeling with a free entry tier
Web-based PV modeling with a free tier and paid tools for detailed design and analysis.
- PV design & simulation
- Financial modeling
6.6/10★★★☆☆Visit archelios -
Best forDesktop users focused on PV design and yield analysis
A Windows desktop tool for PV design, shading, yield, storage, and financial analysis.
- PV design & simulation
- Financial modeling
6.5/10★★★☆☆Contact Valentin -
Best forSolar teams building roof models and proposals
Pvneo combines roof modeling, solar simulations and interactive proposals in a cloud-based web app.
- Proposal builder
- PV design & simulation
- Financial modeling
6.3/10★★★☆☆Visit Pvneo -
Best forInstallers combining drone surveys with permit workflows
Connect drone surveys to 3D solar design, proposals and permit documentation.
- Permit documentation
- Proposal builder
- PV design & simulation
6.1/10★★★☆☆Visit Scanifly -
Best forTeams comparing potential PV sites and yields
A web-based tool for comparing PV sites, simulating yields, and testing project economics.
- PV design & simulation
- Financial modeling
6.0/10★★★☆☆Visit Solargis -
Best forMid-market and enterprise multi-plant operators
GPM Horizon centralizes operational visibility and asset workflows across renewable plants.
- System monitoring
5.8/10★★★☆☆Visit GPM Horizon
Solar-Log WEB Alternatives: Common Questions
What is the best alternative to Solar-Log WEB?
OpenSolar: #1 in our Solar Software ranking, with an editor score of 9.0 out of 10. A free core app covers solar design, sales and project management in one workflow.
Is there a free alternative to Solar-Log WEB?
Yes. OpenSolar, System Advisor Model (SAM) and archelios Suite have a free plan or a free tier.
What is the cheapest paid alternative to Solar-Log WEB?
Of the alternatives here that publish a price, Aurora Solar starts lowest, at $159/user/mo.
Solar-Log WEB vs Each Alternative
| # | Tool | Free plan | Paid from | PV design & simulation | Financial modeling | Proposal builder | System monitoring | Score |
|---|---|---|---|---|---|---|---|---|
| 15 | Solar-Log WEB | — | — | No | No | No | Yes | 5.9 |
| 1 | OpenSolar | Yes | — | — | — | — | — | 9.0 |
| 2 | Aurora Solar | No | $159/user/mo | — | — | — | — | 8.0 |
| 3 | Solargraf | No | — | Yes | Yes | Yes | No | 8.0 |
| 4 | Energy Toolbase | No | $299/user/mo | Yes | Yes | Yes | Yes | 8.0 |
| 5 | PVsyst | No | — | Yes | Yes | No | No | 7.3 |
| 6 | PVcase | — | — | Yes | Yes | Yes | — | 7.1 |
| 7 | BlueSol | No | — | Yes | Yes | — | — | 7.0 |
| 8 | Solarius-PV | No | — | Yes | Yes | No | No | 6.7 |
| 9 | System Advisor Model (SAM) | Yes | None | Yes | Yes | No | No | 6.6 |
| 10 | archelios Suite | Yes | — | Yes | Yes | — | — | 6.6 |
| 11 | PV*SOL | — | — | Yes | Yes | — | No | 6.5 |
| 12 | Pvneo | No | — | Yes | Yes | Yes | — | 6.3 |
| 13 | Scanifly | No | — | Yes | Yes | Yes | No | 6.1 |
| 14 | Solargis Prospect | No | — | Yes | Yes | No | No | 6.0 |
| 16 | GPM Horizon | — | — | No | No | No | Yes | 5.8 |
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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026
Last updated · How we research and update