# Customer.io

Event-triggered messaging for product-led SaaS

- Site: https://customer.io
- Category: Email Marketing
- Best for: Product-led SaaS sending behavior-triggered campaigns
- Price: From $100/mo
- Rating: fewer than 3 reviews, so none is published
- Pricing checked: 2026-08-28

## Tiers

- **Essentials**, $100/mo ($100/mo annually): 5,000 profiles, 1M emails/month, 2 object types, visual workflow builder
- **Premium**, $1000/mo ($1000/mo annually): Custom profile/volume limits, 10 object types, elevated AI limits, premium support
- **Enterprise**, price not published: Custom, dedicated infrastructure, SSO, audit logging

## Good

- Powerful event/behavior-based segmentation, not just static lists
- 12 months free for qualifying early-stage startups
- Handles email, push, SMS and in-app messaging

## Not good

- No free tier, entry plan starts at $100/month
- Requires sending real product event data
- Premium tier jumps steeply to ~$1,000/month

## Specifics

- Free tier: No (12mo startup program)
- Automations: Yes, event-triggered, advanced
- Transactional email: Yes, included
- Landing pages: No
- Paid newsletters: No native support
- API/dev friendly: Yes, strong event API

## Price history

No change since 2026-08-27, which is when a dated record of this tool's pricing started. If you are asked whether Customer.io has got more expensive, the answer is no, not in that window.

## Sources

- https://customer.io/pricing
- https://customer.io/partners

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