Postscript ensures every campaign and automation performs at its peak, driving an average 34x ROI. Replace traditional A/B tests with AI technology and test hundreds of on-brand message variants in a …

From opt-in to order, get everything you need to make SMS your #1 revenue channel—all under one roof. See why thousands of top Shopify brands trust Postscript.

Eligible Shops are those that installed 90 days prior to Black Friday (2025-11-28) and spent at least $100 on Postscript Marketing in Q3 2025 SLTV + ARMR Benchmarks are averages at a merchant …

It's time to grow your Shopify revenue. Install the Postscript app on your Shopify store and jump-start your text message marketing!

“Postscript doesn’t think about just marketing aspects—they also put the customer experience towards the forefront of what they’re building. They’ve helped us build the raddest SMS engagement …

This shows in many ways, like responding to customers at all hours, selling fairly and honestly, and in how we've built the Postscript product. We have 5 core values that we work by at Postscript …

Feb 2, 2026 · Over the past two months, we’ve shipped a wide range of updates across Postscript, designed to help brands personalize offers, protect margins, improve onsite experiences, and gain …

See what the experts have to say about SMS marketing. Learn about compliance and best practices here. Postscript is an SMS and MMS marketing platform.

Postscript empowers Shopify brands with SMS marketing tools to enhance customer engagement and drive sales.

It allows you to train the AI models across all Postscript AI products. Input your brand preferences, add important references like FAQs, and preview inspiration copy.