In the fast-paced world of ecommerce, mastering sms marketing is essential for brands looking to boost sales and foster customer loyalty. Postscript redefines conversational commerce by providing a comprehensive platform that powers targeted campaigns, automated flows, and AI-driven insights. With its intuitive tools and compliance-first approach, Postscript helps you transform text messages into your most profitable channel. Try Postscript Free for 30 days Today

If you’ve struggled with low open rates, outdated acquisition tools, or complicated compliance issues, you’re not alone. Merchants leveraging Postscript grow their subscriber lists three times faster and drive an average 34× ROI on their sms marketing efforts. Let’s explore how Postscript can supercharge your sales with SMS marketing automation.

What is Postscript?

Postscript is an sms marketing and sales platform built specifically for Shopify brands. It offers audience growth tools, personalized messaging at scale, and AI-driven optimizations designed to make SMS your number-one revenue channel. By focusing exclusively on text messaging, Postscript delivers deeper expertise, faster list growth, and industry-leading compliance protections.

Postscript Overview

Founded with the mission to unlock the full revenue potential of SMS as a channel, Postscript has rapidly become the gold standard for ecommerce merchants. Early adopters praised its rich feature set, and today, dozens of Shopify Plus retailers rely on Postscript to power conversational marketing at every stage of the customer journey. Backed by a team of SMS specialists and conversational AI experts, Postscript continues to innovate with tools that simplify subscriber acquisition, message personalization, and compliance management.

Over the years, Postscript has achieved several milestones: launching its world-class Popup Editor and Onsite Opt-In tools, introducing AI-powered copy testing that replaces traditional A/B tests, and pioneering strategic partnerships with leading carriers and legal advisors. These advancements ensure brands can grow their lists faster, protect themselves from regulatory risk, and optimize every campaign for peak performance.

Pros and Cons

Pro: Faster list growth with customizable popups, on-site opt-ins, and QR code generators that triple acquisition rates.

Pro: AI-driven copy optimization that tests hundreds of message variants and delivers an average 20% lift in revenue on high-value flows.

Pro: Industry-leading compliance with built-in safeguards, expert legal guidance, and adherence to ecommerce best practices.

Pro: Advanced segmentation using over 45 filters, including Shopify order history, geographic data, and custom attributes.

Pro: Robust automation with more than 65 triggers and 85 filters to deliver messages at the perfect moment in a subscriber’s journey.

Pro: Two-way messaging and conversational flows that increase engagement and turn inquiries into conversions.

Con: SMS compliance regulations require careful setup and opt-in management, which can add initial complexity for new users.

Con: While richly featured, advanced AI capabilities may require some training time to fully leverage custom brand voice settings.

Features

Postscript offers a suite of tools designed to streamline every aspect of sms marketing, from subscriber acquisition to analytics.

Subscriber Acquisition Tools

Grow your SMS subscriber list faster than anywhere else with:

• Desktop & mobile popups – Customize design, incentives, timing, and placement to match your brand.
• Onsite Opt-In – Keep visitors on your site while capturing phone numbers.
• Keywords – Create text-to-join keywords to track opt-ins across all channels.
• Checkout Collection – Add SMS opt-in fields to Shopify, Recharge, Carthook, and custom checkouts.
• Landing Pages & Forms – Generate standalone pages and embed opt-in forms anywhere.
• QR Codes – Turn product tags, signage, and packaging into new subscriber touchpoints.
• Back in Stock Automation – Capture high-intent subscribers when products sell out.

Segmentation & Targeting

Send the right message, to the right person, at the right time:

• More than 45 segmentation filters including order history, SMS engagement, and custom tags.
• Dynamic segments update in real time based on subscriber behavior and attributes.

Automation & Triggers

Create contextual SMS experiences with:

• Over 65 automation triggers (e.g., keyword replies, abandoned cart, order shipped).
• More than 85 trigger filters to tailor messages by line items, order value, and discounts.
• Multi-step flows built in the visual Flow Builder for deep personalization.

You can unlock the full potential of Postscript to power your next automation.

Postscript AI

Revenue-driving AI features include:

• Brand Voice Training – Teach AI your unique style with review checkpoints.
• Campaign Optimization – Explore thousands of variants to boost flow revenue by 20% on average.
• AI Shopping Assistant – Conversational bot that engages customers in your brand voice.

Two-Way Conversations

Turn texts into real conversations and conversions:

• Flow Builder – Drag-and-drop interface for building interactive message flows.
• Response Management – Machine-learning filters prioritize replies by sentiment and topic.
• Help Desk Integrations – Connect with Gorgias, Zendesk, Slack, and more.

Analytics & Insights

Dive deep into performance metrics with SMS-first dashboards:

• Custom attribution windows and detailed campaign reports.
• Actionable insights from our team of ecommerce SMS experts.

Postscript Pricing

Whether you’re just getting started or running high-volume campaigns, Postscript has a plan to fit your needs.

Starter

Price: $0/month* (min spend $30)

Ideal for new merchants testing SMS.

• Campaigns, automations, unlimited segments
• Dedicated toll-free number
• Subscriber acquisition tools with 2 opt-in keywords

Growth

Price: $100/month plus usage

Ideal for scaling brands expanding SMS efforts.

• Includes Starter features
• Unlimited opt-in keywords
• Live chat and email support

Professional (Most Popular)

Price: $500/month plus usage

Ideal for high-growth merchants focused on analytics.

• Includes Growth features
• Enhanced analytics and reporting
• API access and priority support

Enterprise

Custom pricing

For large-scale brands needing full customization.

• Dedicated Launch Specialist
• Personalized product recommendations
• 2-minute response live chat support

Postscript Is Best For

Postscript excels across a variety of use cases and audiences:

Shopify Startups

New merchants seeking rapid list growth and simple setup.

Midsize Ecommerce Brands

Teams wanting advanced segmentation, automations, and AI-powered copy testing.

Enterprise Retailers

High-volume stores needing custom integrations, dedicated support, and compliance expertise.

Benefits of Using Postscript

• Faster Revenue Growth: Generate an average 34× ROI on SMS campaigns.
• Scalable Automation: Over 65 triggers and 85 filters power personalized flows.
• AI-Driven Insights: Optimize copy and targeting with generative AI.
• Top-Tier Compliance: Protect your brand with built-in legal safeguards.
• Two-Way Engagement: Manage conversations that drive conversions.
• Comprehensive Analytics: SMS-first dashboards tailored for Shopify merchants.

Customer Support

Postscript offers responsive live chat and email support, ensuring you can get help when you need it. Growth and Professional plans include priority live chat response, while Enterprise customers benefit from dedicated onboarding specialists and 2-minute response times during business hours.

Whether you’re troubleshooting an automation, refining a popup, or navigating compliance questions, the Postscript support team is available to guide you through every step of your sms marketing journey.

External Reviews and Ratings

Merchants consistently praise Postscript for its ease of use, robust feature set, and exceptional ROI. Positive feedback highlights the platform’s intuitive Flow Builder, fast list growth tools, and AI-powered optimizations. A few reviews note the learning curve associated with advanced AI features, but most users report that Postscript’s thorough documentation and support mitigate these initial challenges.

Overall, Postscript holds an average rating of 4.8 out of 5 across major review sites, reflecting its status as a leading SMS marketing solution for ecommerce brands.

Educational Resources and Community

Postscript provides a wealth of learning materials to help merchants maximize their sms marketing success:

• Official blog with tips, best practices, and case studies.
• On-demand webinars covering everything from list building to AI optimization.
• Detailed tutorials and a searchable help center.
• Active community forums and Slack channels where merchants share strategies.

Conclusion

When it comes to sms marketing, Postscript delivers all-in solutions that drive real revenue for ecommerce merchants. From rapid list growth and AI-driven copy optimization to advanced automations and stringent compliance, Postscript equips brands to turn conversations into conversions. Midway through your next campaign or just launching your first keyword, you can trust Postscript to power your strategy and deliver measurable results.

Try Postscript Free for 30 days Today and experience how SMS marketing automation can supercharge your sales.