Overview
Klaviyo is a B2C CRM and marketing platform that unifies customer data with email, SMS, WhatsApp, push and reviews. Its Composer AI agent audits accounts and builds campaigns and flows from a prompt, and Customer Agent provides 24/7 AI support and selling. It integrates with Shopify, WooCommerce, BigCommerce, Adobe Commerce, Wix and 350+ other apps. A free plan covers up to 250 active profiles and 500 email sends per month.
Label: Vendor-described — Captured from the vendor's own materials. Not independently verified.
Best for
- Shopify and ecommerce brands running email and SMS automations
- Online stores that want AI to draft campaigns from their own customer data
Key features
- Behavior-triggered email and SMS flows
- Composer AI agent builds campaigns from a prompt
- Customer Agent for AI support and selling
- Free plan up to 250 profiles and 500 sends
- 350+ integrations incl. Shopify and WooCommerce
What it does
- Email, SMS, WhatsApp and push marketing with behavior-based flows
- Composer AI agent that builds campaigns and flows from a prompt
- Customer Agent for 24/7 AI support and selling
- Unified customer profiles and segmentation (Klaviyo Data Platform)
- Revenue reporting, benchmarks and marketing analytics
- Helpdesk and Customer Hub for service teams
Use cases
Not mapped to a use case yet.
Drawbacks & cautions
- Free plan is capped at 250 active profiles and 500 email sends a month
- Sending pauses on the free plan once over the profile limit
- SMS, Composer and other AI usage are metered separately from email
What users say
Capterra reviewers credit Klaviyo with powerful ecommerce segmentation and Shopify integration. The most common complaint is cost rising with list size, followed by a learning curve for new users.
What people like
- Strong segmentation and flows based on purchase and browsing behavior capterra.com
- Tight Shopify and ecommerce integration capterra.com
- Useful revenue reporting on campaigns capterra.com
Common complaints
- Price climbs quickly as the contact list grows capterra.com
- SMS and advanced features carry extra costs or separate credits capterra.com
- Steep learning curve and fiddly email design for beginners capterra.com
Scores are shown as each site published them on the date checked. They come from those sites' reviewers, not from us, and they never affect our rankings. Ratings based on fewer than 10 reviews are left out. The summaries are our own words, gathered Oct 22, 2026; follow the links to read the reviews.
Alternatives
- ActiveCampaign — Email marketing and automation platform with AI campaign tools, CRM, SMS and WhatsApp messaging
- Brevo — Email, SMS and WhatsApp marketing platform with automation, CRM and transactional messaging
- GetResponse — Email marketing and automation platform with landing pages, funnels, webinars and courses
- Instantly — Cold email outreach platform with email warmup, B2B lead database, CRM and AI reply agents
Evidence
| Fact | Label | Source | Observed |
|---|---|---|---|
| capabilities | Vendor-described | www.klaviyo.com | Oct 22, 2026 |
| hasApi | Vendor-described | developers.klaviyo.com | Oct 22, 2026 |
| pricing | Vendor-described | www.klaviyo.com | Oct 22, 2026 |
| pricing | Vendor-described | help.klaviyo.com | Oct 22, 2026 |
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