What is Klaviyo?
Klaviyo is a B2C CRM and marketing platform that combines email, SMS, WhatsApp, RCS, mobile app and social marketing with AI features branded as K:AI. Its homepage describes a single platform connecting customer data, AI and channels so that messages can be personalised across each channel.
The product set includes Composer, which audits and creates flows and campaigns from a text prompt, and Customer Agent, which handles support and selling conversations using the brand's own data. Other modules cover segmentation, personalisation, reviews, templates, a helpdesk, analytics and a data platform, with over 350 app integrations for advertising, shipping, point of sale, loyalty and subscriptions. The text also lists developer APIs, a help centre, an academy and professional services for enterprise customers.
Key features
- Composer: creates flows and campaigns from a prompt
- Customer Agent: AI support and selling based on customer data
- Email, SMS, WhatsApp, RCS and mobile app messaging in one platform
- Segmentation and personalisation of messages
- Helpdesk and customer hub
- Integrations with 350+ apps and developer APIs
Who is it for
- ecommerce and retail brands
- gyms and wellness businesses
- restaurants
- marketing teams
- developers building integrations
How to get started with Klaviyo
- Create an account on the Klaviyo website and connect your online store
- Import your customer list and set up audience segments
- Choose a ready template or use Composer to build your first flow
- You run an online store and want to automate customer emails and SMS
- You want email, SMS and WhatsApp messaging from one platform
- You want AI-assisted abandoned cart or welcome flows
- You need a Polish-language interface, which the data does not list
- You are looking for a mobile app, as the data lists only the web platform
Pros and cons
- Brings email, SMS and WhatsApp into one platform
- Integrates with 350+ apps to connect existing tools
- Pricing details are not included in the extracted text
Klaviyo pricing
The vendor does not publish prices in a readable form (often pricing is shown only after signing in).
Is Klaviyo free?
The vendor does not state this clearly on the homepage or pricing page.
Featured in
- Best AI for emails - #6
Klaviyo alternatives
| Tool | Price from | Free plan | Category |
|---|---|---|---|
 Mailchimp | od 11,66 EUR/mo | trial | Marketing & ads |
 Instantly | 47 USD/mo | trial | Customer support & chatbots |
 Apollo.io | 49 USD/mo | yes | Business & sales |
 Seventh Sense | not listed | trial | Marketing & ads |
 Jacquard | not listed | trial | Marketing & ads |
 Copy.ai | 24 USD/mo | trial | Business & sales |
Comparisons
FAQ
What is Klaviyo used for?
AI-powered B2C CRM and marketing platform for email, SMS, WhatsApp and other channels, aimed at ecommerce and retail brands.
Is Klaviyo free?
The vendor does not state this clearly on the homepage or pricing page.
How much does Klaviyo cost?
The vendor does not publish prices publicly or requires sign-in.
What are the best Klaviyo alternatives?
Closest alternatives: Mailchimp, Instantly, Apollo.io, Seventh Sense, Jacquard.
Data checked October 12, 2026 on the vendor website (klaviyo.com).