About

• Infinity Testing: AI automatically tests hundreds of on-brand SMS variants for campaigns and automations to maximize ROI. • Shopper AI: Always-on 1:1 SMS shopping assistant that answers questions and drives sales through personalized customer engagement. • Brand Center: Train AI models across all Postscript products with brand voice, knowledge base, offers, and product catalog. Postscript is a Shopify-native SMS marketing platform that lets ecommerce brands grow and monetize their subscriber lists through campaigns, automated flows (cart abandonment, welcome series, upsells, shipping), and AI-powered personalization. It includes subscriber acquisition tools, advanced segmentation, response management, custom attribution, and API access for custom integrations—with plans ranging from free starter to enterprise.

Who it's for

SMS marketing & automation

Key features