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What is Relay.app?

Relay.app is a tool that lets you automate workflows across different apps, with the option to involve a human in the process. Each automation or Workflow consists of a trigger, an action that kicks off your workflow, and steps, which are actions performed after a trigger.

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How it works

1

Connect your Relay.app with Fillout

Sign up or log in to your Relay.app account. On the left-hand panel, click Apps to Connect your Fillout account.Screenshot 2025-11-17 at 1.27.05 PM.png
2

Create a workflow

Go back to the home page, and, click + New workflow on the left side. Then, + Add trigger and search for Fillout. Click New submission.Screenshot of the Integrate tab of a formNext, select a Fillout Form in the dropdown menu. Then, + Add step to select an action. Choose between apps, webhooks, AI, and more.Screenshot of the Integrate tab of a formUse Human in the loop to ask for approval or input from a team member via email or Slack message. More info here.
3

Test your automation

Start a test run, and choose a form submission from the list in the pop-up.Screenshot of the Integrate tab of a form
4

Publish

Once everything’s all good, toggle the Trigger switch. Now, every new submission will be sent to your Slack channel.Screenshot 2025-11-18 at 4.48.08 PM.png
There are plenty of other ways to use Fillout with Relay.app. Check out the guides here.