product · May 17, 2026
Postscript Review 2026 Tests SMS Marketing on Shopify Store with 8,200 Subscribers
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Postscript ran for 60 days on a Shopify store with about 8,200 active SMS subscribers sending one campaign per week plus cart-abandonment flows. The platform serves as the SMS marketing standard for Shopify brands. Postscript competes with Klaviyo, Attentive, and other email and SMS tools. The review covers 2026 pricing, features, and compliance aspects.
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