Tools · Solar / PV
SolarForge
The pro PV installer toolkit — compass, sun path, sizing & ROI.
An offline-first toolkit for solar professionals: true-heading solar compass with magnetic declination, tilt inclinometer, sun-path and shading profiler, energy-yield estimates, panel layout, string/wire/battery/inverter/breaker sizing, ROI calculator, and a project CRM with PDF export.
- Free to download
- Works fully offline
- No ads
- No account needed
Why people use SolarForge
Built by Zentryx — fast, private, and made to do one job exceptionally well.
Solar compass + sun path
10+ engineering calculators
Project CRM + PDF export
Your data stays yours
SolarForge is an offline-first professional toolkit. Your location is used only on your device to compute sun position, magnetic declination, and solar geometry for the site you are surveying — it is never transmitted to us or any third party. Projects, clients, and calculations you create are stored locally on your phone. The app contains no ads, no analytics, and no tracking.
- Data never leaves your device
- No advertising
- No mandatory account
- No data is ever sold
SolarForge — questions, answered
Is SolarForge free?
Yes — SolarForge is completely free to download and use, with no ads.
Does SolarForge work offline?
Yes. SolarForge is fully offline — it needs no internet connection and your data stays on your device.
Do I need an account to use SolarForge?
No. SolarForge requires no account, email, or sign-up — just install and start.
Is SolarForge safe and private?
SolarForge is an offline-first professional toolkit. Your location is used only on your device to compute sun position, magnetic declination, and solar geometry for the site you are surveying — it is never transmitted to us or any third party. Projects, clients, and calculations you create are stored locally on your phone. The app contains no ads, no analytics, and no tracking. You can read the full SolarForge privacy policy at solarforge/privacy.
How do I delete my SolarForge data?
Delete individual projects from within the app, or uninstall the app to remove all locally stored data immediately. There is no server-side copy to delete, so no deletion request is necessary — though you can always reach us at the contact below.
Get SolarForge on Google Play
The pro PV installer toolkit — compass, sun path, sizing & ROI.