They already said yes
The opt-in happened in exchange for their photos. You are not buying a cold list. You are writing to people who were in the room.
Someone finds their photos. They say yes. A Klaviyo profile exists before they put the phone away. That is the list you actually wanted.
One-click sync on Pro and Enterprise. Email and mobile land as a Klaviyo profile.
Paste your private API key in CrowdTagg. Takes a minute.
Face match, opt-in, done. No booth, no clipboard.
Email and phone write to Klaviyo as soon as they say yes.
The opt-in happened in exchange for their photos. You are not buying a cold list. You are writing to people who were in the room.
Welcome series, SMS, win-back. Trigger them off a real event, not a popup they closed.
CrowdTagg can collect both. Klaviyo can talk to both. One profile, two channels.
Create a free CrowdTagg account. Connect Klaviyo when you are on Pro.
Create free account See plans →