Postscript Integration
Send membership billing reminders via SMS and sync customer data with Postscript
Send membership billing reminders via SMS and sync customer data with Postscript.
What is Postscript?
Postscript is an SMS marketing platform built specifically for Shopify stores. It helps you send targeted text messages to customers who have opted in.
With this integration, Subscribfy automatically:
Billing Reminders
Sends billing reminder events before membership charges
Store Credit Sync
Updates subscriber properties with store credit balance
Magic Links
Provides magic links for easy membership management
Quick Setup
Get Your Postscript API Key
- Log in to your Postscript account
- Go to Settings → API
- Copy your Private API Key
Connect in Subscribfy
- Go to Subscribfy → Integrations
- Find Postscript and click the toggle to enable
- Enter your Postscript Private Key
- Click Save
Events Sent to Postscript
Subscribfy sends the following event to Postscript:
| Event Name | When It's Sent |
|---|---|
| SubscribfyNextBillingDateAlert | Reminder before the next membership charge |
Events are only sent to customers who have SMS marketing consent enabled in Shopify.
Event Properties
The billing reminder event includes these properties you can use in your Postscript automations:
| Property | Description |
|---|---|
| subscription_status | Current status (ACTIVE) |
| next_billing_date | When the charge will occur (e.g., "Monday 15th of February 2026") |
| store_credit | Customer's current store credit balance |
| manage_page_link | Direct link for customer to manage their membership |
| subscription_price | The price of the membership subscription |
Subscriber Properties
Subscribfy also updates these properties on the Postscript subscriber profile:
| Property | Description |
|---|---|
| SubscribfyStoreCredit | Customer's store credit balance (updated when credits change) |
| SubscribfyMagicLink | Direct link to manage membership |
Use these properties to segment your audience or personalize messages.
Common Use Cases
Troubleshooting
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