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Klaviyo
VerifiedFeaturedEmail & SMS marketing for ecommerce
Data verified Sep 15, 2026
60
Score
About Klaviyo
Klaviyo is the leading marketing platform for ecommerce brands. With unified data from your tech stack, AI-powered insights, and powerful email + SMS automation, Klaviyo helps brands like Patagonia, Living Proof, and SoulCycle grow revenue.
Screenshots
Commonly Cited Strengths & Limitations
Strengths
- Customer Agent resolves 65% of questions autonomously
- SOC 2 Type II certified with 99.95% uptime across all services
- 350+ pre-built integrations
- Unifies data and channels on a single platform
Limitations
- Expensive, especially as your subscriber/contact list grows — pricing is the most common complaint
- Billing based on active profiles is frustrating, including a 90-day suppression cooldown where suppressed profiles stay billable
- Poor/slow customer support with inconsistent answers; limited live chat coverage (24/5, no weekends on Email plan) and only 60 days of email support on Free plans
- Steep learning curve — the platform lacks intuitiveness and can be difficult to master
- Reporting and attribution can inflate revenue versus Shopify or GA4
- New features are priced too high according to some users
Common Use Cases
- Personalised omnichannel marketing campaigns
- 24/7 automated customer support
- Unifying customer data in a real-time CDP
- Cross-channel flows and predictive analytics
- Replacing fragmented legacy stacks for enterprise brands
Details
- Pricing Model
- Freemium
- Starting Price
- Free
- Founded
- 2012
- Team Size
- 1000+
- Headquarters
- Boston, MA
- Platforms
- WebiOSAndroid
- Category
- Email Marketing
Who is Klaviyo for?
Marketing Teams
Launch and automate on-brand omnichannel campaigns across email, SMS, push and WhatsApp from a single prompt with Composer.
Customer Support Teams
Use Customer Agent and shared marketing data for faster resolutions, smarter recommendations and upsell opportunities.
Enterprise Brands
Consolidate data, execution and analytics into one secure, scalable B2C CRM to replace fragmented legacy stacks.
Frequently Asked Questions
Is Klaviyo free?
Klaviyo offers a free plan, with paid plans starting at Free.
Does Klaviyo have an API?
Yes, Klaviyo provides an API for developers.
What platforms does Klaviyo support?
Klaviyo is available on Web, iOS, Android.
What does Klaviyo integrate with?
Klaviyo integrates with Shopify, ChatGPT, Claude, MCP.
Is Klaviyo cloud-based or self-hosted?
Klaviyo is offered as a cloud-based (SaaS) deployment.
What are the downsides of Klaviyo?
Key Features
- ComposerAI marketing agent that audits your flows, segments and forms and creates an entire on-brand campaign from one prompt.
- Customer Agent24/7 AI customer service agent that resolves 65% of questions autonomously, pre-trained on your brand and customisable with skills.
- Klaviyo Data Platform (KDP)CDP that unifies behavioural, transactional and engagement customer data in real time across every touchpoint.
- MarketingSingle platform for email, SMS, WhatsApp, mobile push, RCS, reviews and social that responds to customer behaviour in real time.
- AnalyticsUnified analytics with personalisation and benchmarks to understand what's working and act on insights immediately.
- ServiceSupport tools including Customer Agent, Customer Hub and Helpdesk on the same platform as marketing.
Official Pricing
Klaviyo's published plans · verified Sep 15, 2026
Free
Contact Sales
- Core features
Paid
Contact Sales
- Scales based on number of contacts and channel usage (such as email and SMS)
Enterprise
Contact Sales
- Advanced needs for large organisations
Real Pricing from Verified Users
See what people actually pay for Klaviyo
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