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Head-to-head

AiTrillion vs Customer.io

Two leading email marketing tools, compared on pricing, features, and editorial fit. Updated for 2026.

AiTrillion logo
AiTrillion

Shopify marketing automation for email, SMS, WhatsApp, and loyalty

From $8/mo
Visit AiTrillion
Customer.io logo
Customer.io

Messaging that actually fits your data.

From $100/mo
Visit Customer.io

At a glance

 AiTrillionCustomer.io
TaglineShopify marketing automation for email, SMS, WhatsApp, and loyaltyMessaging that actually fits your data.
Pricing modelPaidPaid
Starts at$8/mo$100/mo
Founded—2012
AI-native
CategoriesSMS & Push, Email Marketing, Customer SupportEmail Marketing, Automation
Vendor claimed

Quick take

Pick AiTrillion if you need shopify marketing automation for email, sms, whatsapp, and loyalty. Pick Customer.io if you need messaging that actually fits your data.

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Frequently asked

Is AiTrillion better than Customer.io?
It depends on your use case. AiTrillion is shopify marketing automation for email, sms, whatsapp, and loyalty, while Customer.io is messaging that actually fits your data. See the comparison above for which fits your team.
What's the price difference between AiTrillion and Customer.io?
AiTrillion starts at $8/mo. Customer.io starts at $100/mo.
Can I migrate from AiTrillion to Customer.io?
Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.