Solar Setup: Off-Grid Calc
Plan your off-grid solar
About
Effortlessly plan your off-grid solar system. This tool calculates panel, battery, and inverter needs based on your location, power usage, and desired backup days, providing cost and payback estimates.
What's New in Solar Setup
1.0.1
May 28, 2026
The app is now available in your language. Thanks for using Solar Setup
Subscriptions & In-App Purchases
$6.99
Solar Setup Pro
Unlock PDF export & comparison view. One-time purchase
Developer apps
FAQ
How does Solar Setup calculate sun-hours?
Solar Setup pulls NASA POWER satellite data for your exact location on demand. This ensures your panel count is based on actual sunlight received at your site, not a general regional average.
What types of batteries does Solar Setup support?
The app correctly handles both lithium and lead-acid batteries. It accounts for their different depth-of-discharge limits and round-trip efficiency to accurately size your battery bank.
How does Solar Setup handle inverter startup surges?
Solar Setup accounts for the higher wattage draw during startup for appliances like air conditioners, fridges, and pumps. It sizes your inverter to handle these surge loads so it doesn't trip out.
Can I export my solar system design?
Yes, the Pro version of Solar Setup allows you to export your sized system as a professional PDF. This is useful for sharing with installers or suppliers.
What is the cost of Solar Setup Pro?
Solar Setup Pro is available as a one-time purchase of $6.99 for lifetime access. This includes PDF export and side-by-side comparison features.
Does Solar Setup have ads?
No, Solar Setup is ad-free. The developers have stated there are no advertisements within the application.
What devices is Solar Setup available on?
Solar Setup is available on iPhone, iPad, and iPod. It is designed for iOS devices.
How often is Solar Setup updated?
The latest version of Solar Setup is 1.0.1, which was last updated on May 28, 2026. Updates are released to improve functionality and add features.
