MailerLite vs Customer.io
Marketing Automation pricing comparison · 2026
MailerLite pricing ranges from $0–$18/month, while Customer.io ranges from $0–$1000/month. MailerLite is typically 98% more affordable, though your actual cost depends on tier and team size.
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MailerLite and Customer.io both operate in the marketing automation category. This page compares their list pricing.
Plan-by-Plan Pricing
| Plan | MailerLite | Customer.io |
|---|---|---|
| Free | Free /month | Free /month |
| Growing Business | $10 /month (1,000 subscribers) | $100 /month |
| Advanced | $18 /month (1,000 subscribers) | $1K /month |
| Enterprise | — | Custom |
Cost at Scale
Total cost of ownership — licenses, implementation, and hidden costs included.
MailerLite
2 scenarios$21/month ($252/year)
Creator (2,500 Subscribers)
on Growing Business
$90/month ($1,080/year)
Small Business (10,000 Subscribers)
on Advanced
Customer.io
2 scenarios$145/month
Growing SaaS (10,000 Profiles)
Essentials base $100/month + $45 for 5,000 additional profiles at $0.009 each
$1,000
E-commerce App (50,000 Profiles)
+/month - Premium tier with custom volume for 50,000 profiles across multiple object types, plus SMS costs
Market Intelligence
MailerLite
- Median annual cost
- $534
- Based on
- 72 deals
Customer.io
- Median annual cost
- $6,500
- Based on
- 14 deals