Postscript alternatives
5 sms marketing tools compared on data from stores OngoingAI observes — including 872 running Postscript. Adoption, platform split and growth, not vendor claims.
Every Postscript alternative, side by side
Ordered by relevance to Postscript · 30d net counts confirmed adds/removals only · overlap = share of Postscript stores also running it
| Alternative | Stores observed | 30d net | Primary platform | Overlap | Rating | Pricing |
|---|---|---|---|---|---|---|
 Klaviyo: Email Marketing & SMS | 20,027 | — | Shopify | 70% | 4.7 | Free to install |
 Attentive: AI‑led Email &SMS | 1,763 | — | Shopify | 9% | 4.8 | Free to install |
| OneText | 72 | — | Shopify | 1% | — | — |
 Omnisend Email Marketing & SMS | 2,149 | — | Shopify | 5% | 4.8 | Free to install |
 Drip Email Automation & Popups | 61 | — | Shopify | — | 4.6 | Free trial available |
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Frequently asked questions
Ranked by observed store adoption, the most widely used Postscript alternatives are Klaviyo, Omnisend Email Marketing & SMS, Attentive, OneText.