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Help center
How-to guides for every Pendulum feature. If you can't find what you need, the support page has the contact email and response-time expectations.
Get set up
Getting started
A 10-minute post-install checklist. Upload your logos, set your colors, configure the reminder cadence, paste the notification templates into Shopify.
How Pendulum sends emails
The difference between emails Shopify sends (using your pasted templates) and emails Pendulum sends (reminders). Important for understanding where each setting takes effect.
Customize what customers see
Brand settings
Logos for light and dark backgrounds, watermarks, the theme color picker, banking and W-9 buttons, email personalization toggles, and the email signature mark.
Shopify notification templates
How to paste the Pendulum-branded order confirmation and draft invoice templates into Shopify admin. What gets redesigned, and what stays the same.
Print an invoice from the order page
Open any Shopify order, click Print, and choose Pendulum invoice. A branded invoice with full Bill To, Ship To, and company details, ready to print or save as a PDF.
Send reminders
Reminder cadence
Add or remove reminder steps, set days after due date, and pause the entire schedule when you need to.
Email templates
Three tone presets, variable substitution, and how templates inherit through your cadence when you only assign one to step 1.
Invoices tab
Invoice statuses, manual reminders, Mark Paid, downloading PDF in light or dark theme.
Bounces & spam complaints
When Pendulum stops sending to a recipient automatically, and how to manually unsuppress an address you trust.