iOS · WIDGETS · SIRI — COMING SOON TO THE APP STORE

Know your sun.
Own your data.

Solar production forecasts, fleet monitoring and ROI analysis for your PV installations — computed from NASA, PVGIS and live weather data. No account. No ads. Everything stays on your device.

FIG.01 — HELIOS MARK / WEBGL NAVY #003E7A · GOLD #FFC828
01 — FEATURES

Precision monitoring, private by design

☀︎

Production forecasts

Hourly and daily PV production estimates from live irradiance, cloud cover and long-term climate averages — tuned to your panel tilt, azimuth and type.

Fleet monitoring

Track every installation in one place. Compare sites, spot underperformance and export fleet-wide CSV and PDF reports.

ROI & savings

Payback projections and savings estimates built from your actual production records and regional tariffs.

Widgets & Siri

Home-screen and lock-screen widgets, plus Siri shortcuts — today's production at a glance, without opening the app.

11 languages

English, Türkçe, Deutsch, Français, Español, Italiano, Português, हिन्दी, العربية and more — fully localized.

Weather-aware

Dust and soiling estimation from air-quality data, sun-hour analysis and severe-weather awareness for your sites.

Your data never leaves your device

No account system, no analytics backend, no advertising SDKs. Only your installation's coordinates are sent to weather services — never your identity.

Read the Privacy Policy
02 — DATA SOURCES

Built on trusted open data

NASA POWER — climate averages Open-Meteo — weather & irradiance PVGIS (EU JRC) — PV modelling Forecast.Solar — production forecast Apple Maps — geocoding