Postscript
Agent57Agent Readiness: 57/100. Top 25%. Measured by StartupHub.ai. Median 41.Trust92Data Trust: 92/100. Top 25%. Measured by StartupHub.ai. Median 61.SMS marketing and sales platform for e-commerce brands, driving revenue through personalized messaging.
About
Postscript offers an SMS marketing and sales platform for Shopify brands, enabling them to build engaged lists, send messages, and drive revenue. Their offerings include AI-powered features, strategic campaign management, and compliance tools to optimize SMS programs. They also provide RCS messaging, an AI shopping assistant, and cashback solutions to enhance customer engagement and sales.
Listed competitors
Klaviyo is the only CRM built for B2C brands, powered by a built-in data platform and AI insights to unify marketing automation, analytics, and customer service for personalized experiences and accelerated growth.
Personalized SMS marketing platform for brands.
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Key facts
- Website
- postscript.io
- Headquarters
- San Francisco, United States
- Founded
- 2018
- Employees
- 280
- Business model
- B2B
Postscript pricing
| Product | Plan | Price |
|---|---|---|
| Postscript | Starter$49 monthly minimum spend, $0.009 per SMS, $0.045 per MMS plus carrier fees, Campaigns and automations and unlimited segments | $0 / month |
| Postscript | Growth$0.008 per SMS, $0.03 per MMS plus carrier fees, All Starter features, Unlimited opt-in Keywords | $100 / month |
| Postscript | Professional$0.007 per SMS, $0.024 per MMS plus carrier fees, All Growth features, Enhanced Analytics | $500 / month |
| Postscript | EnterpriseContact Sales for custom pricing, All Professional features, Dedicated Customer Success Manager | Contact sales |
| Postscript AI Plan | Postscript AI PlanPer message rates $0.003 to $0.30 depending on product and message type, Includes Brand Center, Infinity Testing and Shopper | $699 / month |
Average US carrier fees: SMS $0.00330, MMS $0.00799, Text RCS $0.0047, Media RCS $0.0087. Rates for US 50 States and Canada only. Carrier fees pass through at cost.
Email pricing described as 20-30% lower than legacy providers, details not listed. Join the Waitlist for email.
Plans as published by Postscript, checked September 2026. Current prices on postscript.io
Tech stack
Detected on postscript.io, last scanned 15 Oct 2026. Run your own scan
- Frontend
- Next.js, React
- Analytics
- Google Tag Manager, LinkedIn Insight Tag
- Support
- Intercom
- CMS / Builders
- ReadMe, Shopify
- CDN
- Netlify
- Email provider
- Google Workspace
- Email marketing
- Mailgun
- Status page
- Statuspage
Postscript scores 74. Does yours?
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Frequently asked
Is Postscript trustworthy and reputable?
StartupHub's Data Trust & Reputation score for Postscript is 92 out of 100, a trusted rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.
How many employees does Postscript have?
Postscript has approximately 280 people on record.
Public record
SEC filings, insider activity, nonprofit links and pay benchmarks for Postscript
