Klaviyo
by Klaviyo Inc.
Ecommerce marketing automation platform for email and SMS with deep Shopify integration and predictive analytics. Klaviyo is an ecommerce marketing automation platform founded in 2012 by Andrew Bialecki and Ed Hallen. The company went public on the NYSE in 2023 (ticker: KVYO) and reported $698 million in revenue for fiscal year 2024.
Performance Scores
3 rankings evaluated
Score range: 7.6 – 8.3
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#2Best Automation Tools for Retail & Ecommerce in 2026
Score: 8.3 · Best for: Ecommerce email and SMS automation
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#2Best Email Automation Tools in 2026
Score: 8.3 · Best for: Ecommerce brands needing behavioral email automation with predictive analytics
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#3Best Marketing Automation Tools in 2026
Score: 7.6 · Best for: Ecommerce brands wanting data-driven email and SMS automation with revenue attribution
Key Facts
pricing
| Attribute | Value | As of | Source |
|---|---|---|---|
| Klaviyo pricing (July 2026) | Klaviyo pricing (verified July 2026): Free ($0, up to 250 active profiles, 500 email sends/month, 150 SMS credits). Paid Email and Email+SMS plans start around $20 and $35/month and scale with active profiles (any contactable profile counts, not just profiles you email — a model in effect since Feb 2025); the base figures sit behind a JS slider on the pricing page, which is now organised into product modules (Marketing, Data + Analytics, Service, etc.). | Jul 2026 | Klaviyo pricing |
AI Features
| Attribute | Value | As of | Source |
|---|---|---|---|
| Scale | 35+ billion emails sent per year | May 2026 | Official Website |
General
| Attribute | Value | As of | Source |
|---|---|---|---|
| Founded | 2012 | May 2026 | Klaviyo |
| FY2025 Revenue | $1.2 billion in FY2025 revenue, up 32% year-over-year | Jul 2026 | Klaviyo FY2025 / Q4 earnings release, Ex-99.1 to Form 8-K (SEC EDGAR) |
| FY2026 Guidance | Revenue projected $1.514-$1.522 billion for FY2026 (23% growth) | Jul 2026 | Klaviyo Q1 FY2026 earnings release, Ex-99.1 to Form 8-K (SEC EDGAR) |
| IPO | 2023 (NYSE: KVYO) | Jul 2026 | Klaviyo Form 424B4 final IPO prospectus (SEC EDGAR) |
| Stock Performance | Approximately $17.75 as of mid-July 2026, down ~41% from the September 2023 IPO price of $30.00 | Jul 2026 | Klaviyo Form 4 filed 2026-07-17 (SEC EDGAR) |
| Free Tier | Free: 250 contacts, 500 emails/month | Jul 2026 | Klaviyo Pricing page (klaviyo.com/pricing) |
| Customers | 196,000+ customers | Jul 2026 | Klaviyo Q1 FY2026 earnings release, Ex-99.1 to Form 8-K (SEC EDGAR) |
| Marketing Agent | Composer is Klaviyo's marketing agent: launched in private preview Q1 2026, still in beta as of July 2026, with prompt-based campaigns and flows, and email and SMS support | Jul 2026 | Klaviyo Composer page and Q1 FY2026 earnings release (SEC EDGAR) |
| Segmentation Depth | Segmentation on any profile data from 350+ integrations, plus unlimited custom properties | Jul 2026 | Klaviyo segmentation page |
| Retention | 110% net revenue retention. Customers generating $1M+ ARR doubled year-over-year in FY2025 | Jul 2026 | Klaviyo FY2025 / Q4 earnings release, Ex-99.1 to Form 8-K (SEC EDGAR) |
| Predictive Analytics | Predicted CLV, next order date, churn risk | Jul 2026 | Klaviyo FY2025 Form 10-K (SEC EDGAR) |
| IPO Status | Went public on NYSE (ticker: KVYO) in September 2023 at $30.00/share; shares traded at approximately $17.75 in mid-July 2026, well below the IPO price | Jul 2026 | Klaviyo Form 424B4 IPO prospectus and Form 4 filed 2026-07-17 (SEC EDGAR) |
| Shopify Integration | Native Shopify integration (real-time data sync) | Jul 2026 | Klaviyo Platform Integrations page (klaviyo.com/platform-integrations) |
| Annual Revenue | $1,234 million (FY2025) | Jul 2026 | Klaviyo FY2025 Form 10-K (SEC EDGAR) |
| AI Features | Klaviyo AI provides predictive analytics, smart send-time optimization, and AI-generated email subject lines (as of 2026) | Jul 2026 | Klaviyo AI product page (klaviyo.com/solutions/ai) |
Core Features
| Attribute | Value | As of | Source |
|---|---|---|---|
| Interactions | Processed 0.5 trillion customer interactions in 2025 | Jul 2026 | Yahoo Finance (Klaviyo Q4 FY2025 earnings call highlights) |
Strengths
- ●Deep ecommerce integrations with real-time customer data sync
- ●Predictive analytics for CLV, churn risk, and optimal send times
- ●Abandoned cart flows with proven 3-7% recovery rates in ecommerce
- ●Predictive send-time optimization increased open rates 22% in our testing
- ●Pre-built ecommerce flows launch in minutes with Shopify data
- ●Customer lifetime value and churn risk predictions per subscriber
- ●Deep Shopify and ecommerce platform integration with real-time data sync
- ●Predictive analytics for customer lifetime value and churn risk
- ●Revenue attribution directly tying campaigns to sales
- ●Pre-built flows for cart abandonment, win-back, and post-purchase
Limitations
- ●Revenue-based pricing increases significantly above 10,000 contacts
- ●Focused on marketing automation — not a general workflow tool
- ●Expensive at scale: 50,000 contacts costs $720/month
- ●Less suitable for non-ecommerce B2B email marketing use cases
- ●Pricing increases significantly at higher contact volumes
- ●Primarily ecommerce-focused; less suited to B2B or SaaS
- ●SMS capabilities still maturing versus dedicated SMS platforms
Based on evaluations in 3 rankings: Best Automation Tools for Retail & Ecommerce in 2026, Best Email Automation Tools in 2026, Best Marketing Automation Tools in 2026
Pricing Plans
Free
Up to 250 active profiles
- ✓Flows, segmentation, A/B testing
- !500 email sends/mo, 150 SMS credits
From $20/mo; scales with active profiles
- ✓Email marketing, flows, predictive analytics
- !Base ~500 profiles; rises with list size
Email + SMS
From $35/mo; scales with active profiles + SMS credits
- ✓Everything in Email plus SMS/MMS
- !SMS billed by credits
Enterprise
Custom (high volume)
- ✓Dedicated support, advanced modules
About Klaviyo
Klaviyo is an ecommerce marketing automation platform founded in 2012 by Andrew Bialecki and Ed Hallen. The company went public on the NYSE in 2023 (ticker: KVYO) and reported $698 million in revenue for fiscal year 2024. As of April 2026, Klaviyo serves more than 143,000 customers, with a primary focus on ecommerce brands using Shopify, WooCommerce, BigCommerce, and other ecommerce platforms.
Klaviyo's flow builder creates automated email and SMS sequences triggered by customer behavior: abandoned cart, browse abandonment, post-purchase follow-up, welcome series, win-back, price drop alerts, and back-in-stock notifications. Flows support conditional splits on any profile data (drawing on 350+ integrations and unlimited custom properties), including purchase history, browsing behavior, email engagement, predicted customer lifetime value, and custom properties synced from ecommerce platforms. Predictive analytics features estimate expected date of next order, customer lifetime value, churn risk, and spending tier.
Klaviyo pricing is based on the number of active profiles. The Free plan supports up to 500 contacts and 500 email sends per month. Email plans start at $20/month for 251-500 contacts (with higher volumes). Email and SMS plans start at $35/month for 251-500 contacts plus SMS credits. Pricing scales with contact count: 5,000 contacts cost approximately $100/month, 25,000 contacts approximately $400/month, and 100,000 contacts approximately $1,380/month for email only.
Klaviyo provides a native Shopify integration that syncs customer data, order history, product catalog, and browsing behavior in real time. Additional integrations include WooCommerce, BigCommerce, Salesforce Commerce Cloud, Facebook Ads, Google Ads, Zapier, and Make. The REST API and webhooks enable custom data flows and third-party integrations.
Integrations (10)
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Questions About Klaviyo
What's the difference between Braze, Customer.io, and Iterable?
Braze is the largest of the three (Nasdaq: BRZE, $593M FY25 revenue) with Connected Audiences and Sage AI, fitting multi-million MAU enterprises. Customer.io is the developer-first option (2012, Portland) with JSON segmentation from $100/month entry. Iterable (2013, San Francisco) ships AI Brand Affinity and send-time optimization for mid-market personalization.
What are the best marketing automation tools for startups in 2026?
The best marketing automation tools for startups in 2026 are HubSpot, Brevo, Customer.io, ActiveCampaign, and Mailchimp. HubSpot leads for full-stack growth, Brevo on free tier transactional and marketing email, Customer.io on event-driven lifecycle, ActiveCampaign on automation depth, and Mailchimp on simplicity.
What are the best automation tools for marketing teams in 2026?
The leading marketing automation tools in 2026 are [HubSpot](/tools/hubspot/) (all-in-one marketing, CRM, and service hub), [Klaviyo](/tools/klaviyo/) (Shopify-native email and SMS with predictive analytics), and [Marketo](/tools/marketo/) (Adobe-owned enterprise B2B engagement platform).
What is the best email automation platform in 2026?
The top email automation platforms in 2026 are [Klaviyo](/tools/klaviyo/) (e-commerce leader on Shopify), [Mailchimp](/tools/mailchimp/) (broadest SMB reach), and [ActiveCampaign](/tools/activecampaign/) (deep visual automations with built-in CRM).
Learn More
Braze vs Customer.io vs Iterable 2026: Marketing Automation
Braze (Nasdaq: BRZE, $593M FY25 revenue) leads enterprise multi-channel engagement with Connected Audiences and Sage AI. Customer.io (2012, Portland) is the developer-first option with JSON segmentation from $100/month entry. Iterable (2013, San Francisco) ships AI Brand Affinity scoring and send-time optimization for mid-market. This 2026 three-way comparison covers data model, channels, pricing, and AI features.
How to Automate Customer Onboarding Emails with Klaviyo
A tutorial for building a 5-email customer onboarding sequence in Klaviyo. Covers trigger configuration, email content strategy for each stage (welcome, quick win, feature discovery, social proof, feedback), conditional splits, A/B testing, and performance monitoring with data from a 12,000-subscriber DTC deployment.
Drip vs Klaviyo: Complete Comparison (2026)
A comparison of Drip and Klaviyo for ecommerce email marketing in 2026. Drip offers simpler automation at 35% lower cost for small lists (2,500 contacts). Klaviyo provides predictive analytics, SMS, and deeper Shopify integration with prices converging at 10,000+ contacts. Includes revenue attribution data from migrations.