Postscript
SMS marketing software
- Features
- Ease of use
- Ease of management
- Quality of support
- Affordability
- Market presence
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$49 per month
Free TrialFree version
Small
Medium
Large
- Retail and wholesale
- Accommodation and food services
- Arts, entertainment, and recreation
What is Postscript
Postscript is an SMS marketing platform focused on helping e-commerce brands run text-message campaigns and automated messaging flows. It is commonly used by direct-to-consumer teams to grow subscriber lists, send promotional and transactional messages, and measure revenue attribution from SMS. The product is closely aligned with Shopify-based workflows and includes tools for compliance, segmentation, and two-way messaging. It also supports integrations with common e-commerce and marketing data sources to coordinate SMS with other lifecycle programs.
Shopify-centric SMS workflows
Postscript is designed around e-commerce use cases such as abandoned cart, post-purchase, and win-back messaging. It fits teams that want SMS programs tied directly to storefront events and customer purchase history. The platform’s feature set and integrations are oriented toward Shopify operations, which can reduce implementation effort for Shopify merchants.
Automation, segmentation, and personalization
Postscript supports automated flows and targeted campaigns based on customer behavior and attributes. This helps teams move beyond one-off blasts to lifecycle messaging with more granular audience selection. Personalization and segmentation features are built for retail scenarios such as product interest, order status, and customer value tiers.
Compliance and deliverability tooling
Postscript includes features intended to support SMS compliance workflows such as opt-in/opt-out handling and required disclosures. It also provides controls and reporting that help teams monitor sending performance and list health. These capabilities are important for organizations operating in regulated carrier environments and managing consent at scale.
Primarily e-commerce focused
Postscript’s core product design targets retail and direct-to-consumer messaging rather than general-purpose sales or service texting. Organizations outside e-commerce may find gaps in CRM-native workflows, pipeline context, or broader customer engagement features. Teams with non-retail use cases may need additional systems to cover email, calling, or omnichannel requirements.
Shopify dependence for best fit
The strongest implementation path is typically tied to Shopify data and events. Companies on other commerce platforms may face more integration work or reduced feature parity depending on available connectors. This can increase time-to-value compared with tools that are less platform-specific.
Costs scale with SMS volume
SMS programs often become more expensive as subscriber counts and message frequency grow, and Postscript follows this general model. Budgeting can be challenging when campaigns expand or when two-way messaging increases message counts. Some teams may need tighter governance to control send volume and maintain ROI.
Plan & Pricing
| Plan | Price | Key features & notes |
|---|---|---|
| Starter | $0/mo ( $49 monthly minimum spend ) | Campaigns & automations; Unlimited segments; Dedicated toll-free number; Subscriber acquisition tools (2 default opt-in Keywords); Branded short link subdomain. Messaging rates shown on site: "$0.015 $0.009/SMS, $0.045/MMS + Carrier fees*". 30-day free trial with $100 usage credit available. |
| Growth | $100/mo | All Starter features, plus Unlimited opt-in Keywords; Live chat & email support. Messaging rates shown on site: "$0.01 $0.008/SMS, $0.03/MMS + Carrier fees*". Free trial available. |
| Professional | $500/mo | Most popular. Growth features plus Enhanced analytics; Priority live chat/email support; API access for custom integrations; "Powered by Postscript" removed from opt-in; Branded short link subdomain. Messaging rates shown: "$0.007/SMS, $0.024/MMS + Carrier fees*". Free trial available. |
| Enterprise | Contact us | Custom pricing and features (Onboarding Launch Specialist, personalized messages with product recommendations, Priority live chat support, Data Warehouse Push). Contact Sales for pricing. |
*Notes: Messaging (SMS/MMS) rates and carrier fees are listed on Postscript's official pricing page and Help Center. Some plan rows on the pricing page display dual per-SMS numbers (e.g., "$0.015 $0.009/SMS") — those are presented exactly as shown on the vendor site.
Seller details
Postscript, Inc.
Scottsdale, AZ, USA
2018
Private
https://postscript.io
https://x.com/postscriptio
https://www.linkedin.com/company/postscriptio/
