How to Add TikTok Lead Gen Form Leads to MailerLite

Automatically add TikTok Lead Gen Form leads to your MailerLite subscriber group.

Before You Start

• LeadSync account (Business plan or higher)
• TikTok for Business account with Lead Gen Form access
• An active TikTok Lead Gen Form campaign
• A MailerLite account

Step 1: Connect Your TikTok Account

1. Log in to LeadSync
2. Go to Ad Accounts > TikTok from the left menu
3. Click Add TikTok Account
4. Sign in to TikTok for Business and authorize LeadSync
5. Your account appears in the table when connected

Step 2: Set Up a MailerLite Connection

1. Go to Connections from the left menu
2. Click Add Connection
3. Select MailerLite from the dropdown
4. Enter your MailerLite API Key (found in Integrations > Developer API)
5. Name your connection (e.g., "TikTok Leads")
6. Click Update Connection

Step 3: Connect Your Lead Gen Form

1. Go to Lead Forms from the left menu
2. Click Add TikTok Lead Form
3. Select your Ad Account from the dropdown
4. Select your Lead Gen Form
5. Select your MailerLite Connection
6. Map your fields: Match TikTok form fields to MailerLite fields
7. Email (required)
8. First Name
9. Last Name
10. Click Update Notification

Step 4: Test Your Setup

Submit a test lead through your TikTok campaign. The subscriber should appear in your MailerLite subscriber group within 1-2 minutes.

Troubleshooting

• Can't see your Ad Account? Make sure your TikTok account has access to the ad account.
• Subscriber not appearing? Check that the email field is mapped correctly.
• Form not showing? The form must be part of an active or paused campaign.
• API Key issues? Generate a new API key in MailerLite > Integrations > Developer API.

Connect TikTok Leads to MailerLite

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