Head-to-head
Customer.io vs Mailblast
Two leading email marketing / automation tools, compared on pricing, features, and editorial fit. Updated for 2026.
At a glance
| Customer.io | Mailblast | |
|---|---|---|
| Tagline | Messaging that actually fits your data. | Email marketing that sends through your own Amazon SES account |
| Pricing model | Paid | Freemium |
| Starts at | $100/mo | Free |
| Founded | 2012 | — |
| AI-native | ||
| Categories | Email Marketing, Automation | Email Marketing, Automation |
| Vendor claimed |
Quick take
Pick Customer.io if you need messaging that actually fits your data. Pick Mailblast if you need email marketing that sends through your own amazon ses account.
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Customer.io alternatives →
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Mailblast alternatives →
Frequently asked
- Is Customer.io better than Mailblast?
- It depends on your use case. Customer.io is messaging that actually fits your data, while Mailblast is email marketing that sends through your own amazon ses account. See the comparison above for which fits your team.
- What's the price difference between Customer.io and Mailblast?
- Customer.io starts at $100/mo. Mailblast starts at Free.
- Can I migrate from Customer.io to Mailblast?
- Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.