The AI talks you through photographing one area. It tells you what to shoot; you take photos, tap Finish, and it checks them. Use earbuds so it doesn't hear itself.
Your Gemini key stays on Cloudflare as a secret. This page never sees it.
If it won't connect, try gemini-3.1-flash-live-preview.
You can preview the voices in Google AI Studio.
One small frame every 2 seconds so the guide can coach framing and recognise the room. Off is cheaper and a little faster to respond.
Tap a photo to open it full size.