SunFlow

Know exactly what your solar system is doing — right now.

Live energy flow, battery status, and today's generation totals. Home screen widgets, lock screen widgets, and Siri shortcuts keep your solar data one glance away.

Download on the App Store

Everything About Your Solar System

⚡

Live Energy Flow

See solar, battery, home consumption, and grid exchange on an animated flow diagram that updates every few seconds.

🌞

Today's Numbers

Generated, consumed, and exported energy — updated throughout the day so you always know where your energy is going.

📊

Power Chart

A timeline of today's generation curve so you can spot peaks and understand your system's daily pattern.

🔲

Home Screen Widgets

SunFlow Status and Battery Level widgets keep your most important numbers one glance away — no need to open the app.

🔒

Lock Screen Widgets

Inline, circular, and rectangular lock screen accessories for battery level and solar generation at a glance.

🎙️

Siri Shortcuts

Ask Siri for your current solar generation, battery level, grid status, or today's total — hands-free.

🏠

Multiple Plants

Switch between solar installations from Settings — useful if you manage more than one system.

🛡️

Privacy First

Your Growatt credentials are stored in the iOS Keychain and never leave your device to our servers.

🎮

Demo Mode

Try the full app experience with realistic demo data — no Growatt account needed to explore.

Choose Your Plan

Both plans include a 7-day free trial

Free

£0

✓ Live dashboard
✓ Energy flow diagram
✓ Daily stats & chart
✓ Demo mode
✗ Widgets
✗ Siri shortcuts

Pro

£0.99/mo

✓ Everything in Free
✓ Home screen widgets
✓ Lock screen widgets
⏱ Widgets refresh every 20–45 min
Your phone's operating system controls when widgets update in the background — this is an iOS limitation we can't override on this plan
✗ Siri shortcuts

Best Value

Premium

£1.99/mo

✓ Everything in Pro
⚡ Widgets update every ~5 min
✓ Siri shortcuts
Siri, what's my battery level?
Siri, how much solar am I generating?

Update frequency depends on your inverter being online and connected to Growatt's servers.

Independent App — Not affiliated with Growatt

SunFlow is an independent third-party application developed by Sebastian Guerrero. It is not affiliated with, endorsed by, or in any way officially connected with Growatt or any of its subsidiaries or affiliates. The Growatt name and logo are trademarks of their respective owners.

A Growatt inverter account is required to use SunFlow with live data. You can explore all features without an account using Demo Mode.