Features
Solar Designing
Confident, precise solar layouts
Shadow Analysis
Smart tools for max output
Generation
/
Financial Tool
Trusted energy & ROI insights
Solar Proposals
Proposals that win more deals
ClaraAI
AI co-pilot for solar design
Who we Serve
For Solar Installers
Precision tools for faster installs
For Sales Proffesionals
Visual proposals to accelerate sales
For Channel Partners & OEMs
Full project control for partners
Solutions
Commercial Solar
High-performance commercial solar systems
Residential Solar
Rapid, precise residential designs
Resources
Solar Software Reviews
Unbiased reviews of top solar software
Best Solar Softwares
Compare and find top solar tools
Free Solar Tools
Handy free tools for solar
Solar Blogs
Latest insights and solar tips
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Free Solar Design & Calculation Tools
for Installers and Engineers
Accurate, free tools for solar sizing, financial planning, and system design — built to speed up your workflow and boost confidence.
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System Design & Optimization
Solar Panel Sizer
Quickly estimate how many panels you need based on energy demand, roof size, and system type.
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Solar Panel Design Tool
Visualize and lay out your solar array with orientation, tilt, and spacing for optimal performance.
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Roof Pitch Calculator
Measure roof slope angle from basic dimensions to ensure accurate panel mounting and alignment.
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Sun Angle Calculator
Track sun position by date and location to optimize tilt and maximize solar exposure year-round.
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Electrical Sizing & Safety
Voltage Drop Calculator
Calculate wire gauge and voltage loss across distances to ensure efficient and code-compliant wiring.
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Conduit Fill Calculator
Determine the right conduit size based on wire type, count, and code-compliant fill capacity.
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Busbar Size Calculator
Find the appropriate busbar size for safe current distribution in residential or commercial systems.
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AC Size Calculation
Estimate AC system size from load data to ensure balanced and efficient inverter configurations.
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Lightning Risk Assessment Calculator
Evaluate your site's lightning protection need based on IEC/IS standards and environmental factors.
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Financial & Energy Storage Planning
Solar Loan Calculator
Estimate monthly payments, interest, and total cost to help clients understand their solar financing options.
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Battery Size Calculator
Determine the ideal battery capacity based on load requirements, backup hours, and usage patterns.
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HVAC Calculator
Analyze HVAC energy demand to size solar and storage systems more accurately for residential loads.
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Win your next project in
just minutes
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Connect with a specialist for personalized insights and support tailored to your solar business needs.
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