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Klaviyo vs Postscript: Cart Recovery Comparison (2026)

Klaviyo offers a free tier with limitations on profiles, emails, and SMS credits, along with basic features and limited email support. Postscript also provides a free tier that includes campaigns, automations, unlimited opt-in keywords, enhanced analytics, and priority live chat support.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask cart recovery questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Too early to call — probes still building data.
ChatGPT
Klaviyo
Tracking…
No data yet
Postscript
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No data yet
Perplexity
Klaviyo
Tracking…
No data yet
Postscript
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No data yet
Gemini
Klaviyo
Tracking…
No data yet
Postscript
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No data yet
Claude
Klaviyo
Tracking…
No data yet
Postscript
Tracking…
No data yet
Copilot
Klaviyo
Tracking…
No data yet
Postscript
Tracking…
No data yet
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Klaviyo
Starting price
—
Free tier
Yes
klaviyo.com ↗
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Postscript
Starting price
$0/mo
Free tier
Yes
postscript.io ↗
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Key Features

Klaviyo
  • ✓Up to 250 profiles
  • ✓500 emails/month
  • ✓150 SMS credits/month
  • ✓10,000 Composer credits
  • ✓Built-in reporting
  • ✓Email support for 60 days
  • ✓Basic email templates
  • ✓AI subject line generator
Postscript
  • ✓Campaigns and automations
  • ✓Unlimited opt-in Keywords
  • ✓Enhanced Analytics
  • ✓Priority live chat support

When to choose Klaviyo

Choose Klaviyo if you need a cost-free solution to start email and SMS marketing with basic templates and AI subject line generation, backed by built-in reporting. It is suitable for small businesses and those who can manage initial setup and support within the first 60 days.

When to choose Postscript

Choose Postscript if you require robust SMS marketing with advanced features like campaigns, automations, unlimited opt-in keywords, and enhanced analytics. It is ideal for businesses looking for priority live chat support and scalability, especially those using Shopify.

Frequently Asked Questions

What are the key differences in free tier offerings?
Klaviyo's free tier includes up to 250 profiles, 500 emails/month, 150 SMS credits/month, 10,000 Composer credits, built-in reporting, basic email templates, and an AI subject line generator, with email support for 60 days. Postscript's free tier offers campaigns, automations, unlimited opt-in keywords, enhanced analytics, and priority live chat support.
Which vendor offers better support on the free tier?
Postscript provides priority live chat support on its free tier, whereas Klaviyo offers email support for 60 days on its free tier.
Are there any profile or sending limits on the free tiers?
Klaviyo's free tier is limited to 250 profiles, 500 emails/month, and 150 SMS credits/month, with sending potentially paused if limits are exceeded. Postscript's free tier does not specify profile or sending limits in the provided information, but does include unlimited opt-in Keywords.
What are the primary use cases for each platform?
Klaviyo is geared towards small businesses needing to start with email and SMS marketing, offering basic features and reporting. Postscript is designed for scalable SMS marketing with advanced features like campaigns and automations, particularly beneficial for Shopify users.
What are the reported cons for each platform?
Klaviyo's reported cons include limitations on its free tier (250 profiles, 60-day email support, basic features) and potential sending pauses. Postscript's reported cons are minimum spend on lower tiers, higher costs for additional features, no clear international pricing, and limited support for non-Shopify users.

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