trial_started Event - Upstack Data

Fires when a visitor begins a free trial. This is a key conversion event for SaaS and subscription businesses to track trial signups and optimize acquisition campaigns.

Shopify: Manual implementation required. Integrate with your subscription/trial system.

JavaScript

window._upstack('track', 'trial_started', {
  planName: 'Premium Plan',
  trialDays: 14,
  value: 49.99,
  currency: 'USD'
});

Properties

Property	Type	Required	Description
planName	string	No	Trial plan or product name
trialDays	number	No	Trial duration in days
value	number	No	Plan value after trial
currency	string	No	ISO 4217 currency code

When to Fire

Trial signup confirmation
Trial activation

sign_up — For account creation
purchase — When trial converts to paid