Professional solar and construction calculator toolkit for installers. Calculate panel quantities, ROI, construction materials, and generate quotes offline.
Professional solar and construction calculator toolkit for installers. Calculate panel quantities, ROI, construction materials, and generate quotes offline.
Calculate how many solar panels you need for your installation
Note: This is a demo version. Download the full app for complete calculations including ROI, battery sizing, and construction materials.
Everything you need for professional solar and construction calculations
Panel quantity, energy production, ROI analysis, and battery sizing for optimal solar installations.
Comprehensive calculators for construction materials and electrical installations.
Professional cost estimation with live material prices and PDF quotation generation.
Organize unlimited projects with photos, notes, and professional documentation.
Essential tools for site work including compass, level, and unit converters.
Optimized for Bulgarian market with local defaults and currency support.
See how much you can save with solar energy
Clean, professional design optimized for field work
Comprehensive solar calculations with real-time results
Material calculations and cost estimation
Organize projects with photos and documentation
Professional quotation generation
Download the HEC SOLAR Calculator app and transform your workflow today
Free • Offline • No Ads