Balcony Solar optimizer

Balcony Solar helps you get the most out of your balcony or plug-in solar panels: measure how your panels are placed, find out how to place them better, and know what they will produce. MEASURE YOUR PANELS WITH YOUR IPHONE • Lay your iPhone on the panel – the app reads tilt, direction and GPS in one stable reading • A step-by-step guide shows exactly where and how to place the phone • Your measurement is saved and used for every forecast OPTIMIZE THE PLACEMENT • The Optimizer compares your setup with better tilts and directions for the coming days • Clear advice like "Lower the tilt by about 30°" – together with the extra kWh it gives • Get a placement certificate as a PDF when your panel is placed close to optimal FORECAST FOR YOUR PANELS • Daily kWh estimate based on live Apple Weather data and the sun's real path for your date and location • Accounts for your panel's exact tilt and direction – and for how clouds turn direct sun into diffuse light • Four-day outlook so you can plan the sunny days ahead BEST TIME TO USE POWER • See the strongest hours of the day for your exact panel direction • Run the dishwasher, washing machine or charging when the sun is on your side • Optional evening alert when tomorrow looks sunny SEE WHAT YOU SAVE • Enter your electricity price and see today's savings, the next four days and a yearly estimate FORECAST VS. REALITY • Compare the forecast with what your panels really produced, day by day • Enter the day total from your inverter app, or read it automatically from a Shelly plug or meter or an OpenDTU (Hoymiles) on your Wi-Fi • Readings stay on your home network WIDGETS • Home Screen and Lock Screen widgets with today's production and the best time to use power FREE TO TRY Today's forecast, the best hours and the panel measurement are free. Balcony Solar Pro unlocks the Optimizer, the 4-day outlook, savings, forecast vs. reality, widgets, sunny-day alerts and the placement certificate – a one-time purchase, no subscription. Your location is only used to fetch local weather and the sun's angle. Weather data provided by Weather.