Postscript Review 2026: Features, Pricing, Pros & Cons

Reviewed by the ToolReviewHub Editorial Team · Last tested/updated: November 5, 2026

• Pricing: Starter $0/month plus $49 monthly minimum spend; Growth $100/month; Professional $500/month; Enterprise custom; plus per-message SMS fees (official page, Nov 5, 2026)
• Category: SaaS
• Official site: postscript.io

What Is Postscript?

Postscript is an SMS and RCS marketing platform built mainly for Shopify stores. Its pricing page lists four plans and charges per message on top of the monthly plan fee, with carrier fees added.

Key Features

The strongest parts of Postscript’s offering come down to a handful of core capabilities:

• Campaigns, automations and unlimited segments
• Visual flow builder with templates such as cart and browse abandonment, welcome and shipping
• Subscriber acquisition tools including popups and checkout collection
• Opt-in keywords (2 on Starter, unlimited on Growth)
• Enhanced analytics and API access on Professional
• Dedicated Customer Success Manager and data warehouse push on Enterprise

Postscript Pricing

Pricing: Starter $0/month plus $49 monthly minimum spend; Growth $100/month; Professional $500/month; Enterprise custom; plus per-message SMS fees (official page, Nov 5, 2026). Plans and promotions change, so always confirm current numbers on the official site before you buy.

Pros and Cons

Who Is Postscript For?

Strong points: Strong Shopify integration and automation according to reviewers; Transparent per-message pricing on the site. Weigh this before you commit: Cost can climb for growing stores; Carrier fees are added on top of message rates.

Best Postscript Alternatives

If Postscript is not quite right for you, a few other SaaS tools are worth a look:

• Spiky.ai — a widely used saas option worth comparing if Postscript does not check every box for your needs.
• Zeffy — a widely used saas option worth comparing if Postscript does not check every box for your needs.
• Plural — a widely used saas option worth comparing if Postscript does not check every box for your needs.

Strengths and Trade-offs

Our review of Postscript points to one clear strength and one clear trade-off. Strength: Strong Shopify integration and automation according to reviewers. Trade-off: Cost can climb for growing stores.

Pricing on the Official Page

On November 5, 2026, Postscript's pricing page was headed "Best in class products, transparent pricing" and listed SMS and RCS plans. Starter was $0 per month with a $49 monthly minimum spend and $0.009 per SMS and $0.045 per MMS plus carrier fees. Growth was $100 per month with $0.008 per SMS and $0.03 per MMS. Professional (most popular) was $500 per month with $0.007 per SMS and $0.024 per MMS. Enterprise uses custom pricing. A footnote lists average US carrier fees of $0.0033 per SMS and $0.00799 per MMS, and rates apply to the US and Canada only.

• Starter: campaigns and automations, unlimited segments, a dedicated toll-free number, subscriber acquisition tools with 2 opt-in keywords and a branded short link subdomain.
• Growth: unlimited opt-in keywords and live chat and email support.
• Professional: enhanced analytics, priority support, API access and removal of the "Powered by Postscript" opt-in label.
• Enterprise: a dedicated Customer Success Manager, personalized product recommendation messages, data warehouse push and an option to add RCS.

Because you pay per message on top of the plan, your real monthly cost depends on list size and sending volume, so model it with your own numbers.

What Other Users Say About Postscript

Public feedback from third-party sites as of November 5, 2026. Scores and counts change, and some figures come from summaries we could not check against the original pages.

• Ratings: small samples, with Capterra showing about 4.3 from 9 reviews and Software Advice about 4.7 from 9. We found no G2 or Shopify App Store pages in our search.
• Praise: Shopify integration and automation, easy campaigns and flows, and segmentation filters that use store data.
• Complaints: cost for growing businesses, little guidance after setup, limited pop-up customization and limited templates.
• Scope: an independent review notes the product is focused on Shopify, which may not suit other platforms.
• Pricing: third-party sources disagree about starting prices, so rely on the official page above.

Sources: Capterra, Software Advice, ATTN Agency review.

FAQ

How much does Postscript cost?
Starter $0/month plus $49 monthly minimum spend; Growth $100/month; Professional $500/month; Enterprise custom; plus per-message SMS fees (official page, Nov 5, 2026) Prices change, so confirm on the official site before buying.

What are the main drawbacks of Postscript?
Cost can climb for growing stores; Carrier fees are added on top of message rates.

What else should you compare Postscript against?
Depending on your exact needs, Spiky.ai, Zeffy, and Plural are worth comparing against Postscript in the SaaS category.

Final Thoughts

Strong Shopify integration and automation according to reviewers. If that matters more to you than the trade-offs, Postscript is a reasonable addition to your shortlist.

Based on Postscript’s official website and pricing page. Third-party figures are marked as reported.