Connect 21X and Follow Up Boss

What 21X and Follow Up Boss say about connecting the two apps, with a link to each source.

21X (formerly Structurely) says it reads leads you tag in Follow Up Boss, follows up with them using AI, and sends what it learned and the conversation back to the contact. It also offers an app inside Follow Up Boss so you can read and reply to those conversations.

What each source says.

These are the ways the two companies describe working together. Virtual Results does not run these connections. Choose by what each does, who runs it and what your account allows.

Native integration

Paste a Follow Up Boss API key into the 21X Integrations settings

21X reads leads tagged in Follow Up Boss and sends qualification data and the conversation back to the contact.

The listing does not say what plan it needs.Run by 21X.
Native integration

Embedded app inside Follow Up Boss

21X offers an app inside Follow Up Boss so agents can read and reply to AI conversations there.

The listing does not say what plan it needs.Run by 21X.
Third-party service

Listed in Follow Up Boss's directory

Follow Up Boss's integration directory lists 21X (formerly Structurely), described there as an AI or automated follow-up tool.

The listing does not say who builds the connection, how it works or what plan it needs.Run by Structurely.

Good to know.

  • 21X's help article says you connect by pasting a Follow Up Boss API key into 21X's Integrations settings.
  • 21X's help pages still use the Structurely name in places.
  • The listings do not say what plan you need.

A vendor listing does not mean your accounts are connected. Confirm current availability, plan and fields with the provider before you set it up. Sources checked 2026-10-09.

Virtual Results is not affiliated with these AI, CRM or automation products. Third-party names and logos belong to their respective owners and do not imply endorsement. IDX provider relationships are described separately by Virtual Results.