Solar Panel + Battery Storage Simulator

by karaniphaustin@gmail.com · Tools

Manifest V3 Free

View in Chrome Web Store Data as of 21 Oct 2026

Solar calculator for panel sizing, battery storage, off-grid autonomy, EV load planning, and cost/ROI analysis.

Users

−3 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#200K

#167K among extensions

Version

1.0.2

updated 20 Feb 2026

Users

monthly, 8 months

Latest, 21 Oct 2026: 10 usersMove the mouse over the chart for any month

Ratings count

monthly, 8 months

Latest, 21 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Solar Panel + Battery Storage Simulator

Solar Calculator: Panel + Battery Storage Simulator helps you design complete solar energy systems with practical, no-API global presets. Plan your setup by location, climate, and energy usage to estimate: - Solar panel array size - Battery storage capacity - Days of autonomy (usable battery) - Daily, monthly, and annual energy production - Total system cost, annual savings, and payback period Built for real-world planning: - Country and city presets (offline) - Hemisphere-aware orientation and tilt defaults - Climate-based monthly production forecast - EV load impact modeling - String vs micro inverter planning support - Bill of materials and equipment recommendations - Exportable report and CSV outputs If you’re searching for a solar calculator, solar panel calculator, battery storage calculator, off-grid solar calculator, solar ROI calculator, or solar payback calculator, this extension is designed for those workflows.