Integrations.

Your referral program, inside the tools you already run: email, newsletters, CRM, payments, rewards, analytics and your team's chat. Zapier, webhooks and the API connect the rest.

Find your tool

Every integration, grouped by what it does in your referral program. Each one shows what syncs, what you can do with it and how to connect it.

31 integrations, plus 500+ more apps through Zapier.

Email

MailchimpParticipants join your audience, with their referral link as a merge field.
KlaviyoParticipants join your lists, with their referral link ready for any flow.
ActiveCampaignContacts sync with their referral link, ready for your automations.
Customer.ioNew Customer.io users join your program automatically.
BrevoContacts added to your Brevo list join your program with a referral link.
Marketo EngageReferred friends join your Marketo database, and every member gets a referral link.
WishpondReferred friends join your Wishpond list, and every member gets a referral link.

Newsletter

CRM

Payments & rewards

Analytics & ads

Messaging

SlackNew participants and a weekly report, posted to your Slack.

Automation

Website & store

Developers

Webhooks & APISend campaign events to your own systems, or build on the REST API.

Can’t find your tool?

Every referral event can reach any system you run, with or without code.

ZapierSend any referral event to 500+ more apps, no code.Viral Loops + Zapier →
WebhooksSigned events to your own endpoint the moment a participant joins, converts or earns a reward.Webhooks & API →
REST API and JavaScript SDKAdd participants, count conversions and redeem rewards from your own backend.Developer docs →

Referral programs made with Viral Loops: 52,000+
More apps through Zapier: 500+
On Trustpilot, from 121 reviews: 4.8

Connect your tools. Launch this week.

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