Quick answerKlaviyo is the data-nerd's powerhouse with deeper segmentation and analytics, while Omnisend is the friendlier, cheaper pick for multichannel automation without the steep learning curve.
Free Plan
Up to 500 contacts, 500 emails/mo
Up to 250 contacts, 500 emails/mo + SMS credits
Paid Starting Price
~$20/mo (500 contacts)
~$16/mo (500 contacts)
Pricing Model
Contact-based; scales steeply at high volumes
Contact-based; gentler curve at mid-range volumes
Email Channels
Email + SMS
Email + SMS + Push Notifications + WhatsApp (beta)
Segmentation Depth
Predictive analytics, CLV, churn risk, RFM built-in
Standard behavioral & purchase segments; no predictive scoring
Pre-built Automation Workflows
~30+ flows with advanced branching
~20+ pre-built workflows; easy drag-and-drop setup
Native Shopify Integration
Deep native sync; real-time data, 2-way product feeds
Solid native sync; slightly less granular data depth
A/B Testing
Subject line, content, send time, full flow splits
Subject line & content; limited flow-level splits
Reporting & Analytics
Benchmark comparisons, cohort analysis, predictive metrics
Campaign & automation reports; no predictive layer
Ease of Onboarding
Moderate to steep; lots of settings to configure
Quick setup; guided wizard for beginners
Third-party Integrations
350+ integrations
130+ integrations
Customer Support (paid)
Email & chat; 24/7 on higher tiers
24/7 email & chat on all paid plans
Klaviyo
Ease of Use★★★☆☆
Integrations★★★★★
Pricing Value★★★☆☆
Automation Features★★★★★
Multichannel Support★★★½☆
Analytics & Reporting★★★★★
Segmentation & Targeting★★★★★
Omnisend
Ease of Use★★★★½
Integrations★★★½☆
Pricing Value★★★★½
Automation Features★★★★☆
Multichannel Support★★★★★
Analytics & Reporting★★★½☆
Segmentation & Targeting★★★½☆
If you wantYou want the deepest segmentation and analytics to squeeze every dollar from a large list
Klaviyo's predictive scoring, CLV modeling, and 350+ integrations are unmatched for data-heavy stores.
→ Pick Klaviyo If you wantYou're a small-to-mid store that wants multichannel automation without a big budget or learning curve
Omnisend is cheaper, easier to set up, and adds push notifications and WhatsApp Klaviyo can't touch natively.
→ Pick Omnisend If you wantYou're fully committed to the Shopify ecosystem and scaling fast
Klaviyo's real-time Shopify data sync and advanced flow branching give growing brands serious leverage.
→ Pick Klaviyo If you wantYou want 24/7 support on any paid plan without hunting for an upgrade tier
Omnisend offers round-the-clock chat and email support to all paid customers — Klaviyo reserves it for higher tiers.
→ Pick Omnisend Some links on this page are affiliate links. If you sign up through them, we may earn a commission at no extra cost to you.