Add active email subscribers to custom ad audiences

When a new subscriber is added in to.co, automatically add them to a matching custom audience in Facebook Lead Ads for cross-channel reach.

Try:

See all to.co + Facebook Lead Ads integrations or talk to a human

Trusted by teams already building on Knit·

4.9/5 on G2·

Google for Startups Accelerator

How Knit builds this workflow

The Agent researches both APIs and wires the trigger on one side to the action on the other — no pre-built connector required. Here is the vocabulary it has to work with.

to.co Explore to.co →

Triggers

New lead captured

Fires when to.co captures a new lead or sign-up.

Engagement recorded

Fires when someone views, clicks or completes something in to.co.

Content published

Fires when a post, page or asset is published from to.co.

Actions

Create or update a contact

Creates or updates a contact or lead in to.co.

Add to a campaign or audience

Adds a contact to a campaign, audience or segment in to.co.

Facebook Lead Ads Explore Facebook Lead Ads →

Triggers

New lead from an ad

Fires when a new lead comes in from an ad campaign in Facebook Lead Ads.

Conversion event received

Fires when Facebook Lead Ads records a conversion or offline event.

Campaign published

Fires when a new ad or campaign goes live in Facebook Lead Ads.

Actions

Send a conversion event

Sends an offline or server-side conversion event to Facebook Lead Ads.

Add contact to an audience

Adds a contact to a custom audience or customer list in Facebook Lead Ads.

Remove contact from an audience

Removes a contact from a custom audience in Facebook Lead Ads.

Enroll paid ad leads directly into marketing subscriber lists When a new lead is captured from an ad in Facebook Lead Ads, automatically add them as a subscriber in to.co to kick off an automated email sequence. See details

Remove unsubscribed contacts from paid ad retargeting When a subscriber unsubscribes in to.co, automatically remove them from retargeting audiences in Facebook Lead Ads to save ad spend. See details

See all to.co + Facebook Lead Ads integrations → · Browse the full workflow library →

Enterprise-grade security

Visit our Security Center Review the DPA

FAQ

Common questions

Can Knit build “Add active email subscribers to custom ad audiences” between to.co and Facebook Lead Ads?

Yes — describe it in the box above and Knit's Integrations Agent researches to.co and Facebook Lead Ads's public API docs (or your own uploaded docs) and builds a working workflow, whether or not either app already has a pre-built connector.

How long does it take to build?

Minutes to a first working version, not weeks — you test it against real data before it goes anywhere near production.

How does syncing Facebook Lead Ads with to.co improve lead lead nurturing?

When a prospective customer submits a lead form on a paid ad in Facebook Lead Ads, they are instantly added as a subscriber in to.co to receive onboarding emails.

Can email marketing updates in to.co manage targeted ad audiences in Facebook Lead Ads?

Yes, when contacts unsubscribe or join specific segments in to.co, they can automatically be added to or removed from ad target audiences in Facebook Lead Ads.