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Ps
Email & Automation

Postscript

Audited by: Marcus ThorneLast Updated: May 30, 2026

A top-rated eCommerce SMS marketing platform built exclusively for Shopify brands to scale mobile revenues.

Bottom Line:
The absolute standard for Shopify stores, offering unmatched, deep integration for cart recovery texts, transactional shipping alerts, and SMS revenue attribution.

Editor Review Breakdown

Features
4.8 / 5.0
Usability
4.7 / 5.0
Pricing Value
4.4 / 5.0
Support
4.7 / 5.0

Product Overview

Postscript is a premier SMS platform built to turn mobile text campaigns into major revenue channels for eCommerce. Used by thousands of Shopify brands, it automates conversational flows, subscriber growth popups, and transactional checkouts with complete carrier compliance.

Key Features

  • Deep Shopify catalog & checkout sync
  • Visual SMS workflow automation builder
  • On-site subscriber collection popups
  • eCommerce revenue attribution models
  • Carrier compliance screening filters

Pros

  • •Deepest Shopify checkout integrations on the market.
  • •Extremely transparent revenue attribution reports (calculates SMS ROI).
  • •Generous free starter plan with usage-only billing.

Cons

  • •Locked strictly to the Shopify platform (no WooCommerce support).
  • •10DLC registration fees are charged separately.
  • •SMS opt-in popup rules require strict compliance monitoring.

Best Alternatives

St

SimpleTexting

Br

Brevo

See Full Alternatives Matrix →

Featured In Guides

Best eCommerce Email Marketing PlatformsBest Email Marketing for BeginnersBest Marketing Automation PlatformsBest Cold Email Outreach Tools
Overall Editor Score
4.7/ 5.0
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Pricing & Plans

Starter

$0/ mo
  • Free platform access
  • Pay $0.015 per outbound SMS
  • Shopify checkout integration
  • Basic automated checkouts sequences

Growth

$100/ mo
  • Custom sender ID support
  • Lower cost per outbound text
  • Visual workflow branching automation
  • Priority email & chat support
See Detailed Cost Breakdown & Hidden Costs for Postscript →

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Active Head-to-Head Comparisons

Compare Postscriptdirectly with the category's leading contenders. We evaluate features, pricing plans, and seat limits:

Postscript vs ActiveCampaign BattlePostscript vs Mailchimp BattlePostscript vs Klaviyo BattlePostscript vs ConvertKit BattlePostscript vs Brevo BattlePostscript vs HubSpot Marketing Hub Battle

FAQ

Can Postscript send automatic shipping notifications?

Yes, Postscript integrates directly with Shopify shipping webhooks to trigger tracking updates instantly.

How does Postscript attribute sales to SMS?

Postscript tracks clicks and applies custom attribution models (e.g. 7-day click-to-buy window) to report SMS revenues.