OptinMonster vs Customer.io Pricing (2026)
How do these two stack up on price? Here's what each one costs, what you get, and where the value sits.
| OptinMonster | Customer.io | |
|---|---|---|
| Starts at | $7/mo | $100/mo |
| Number of plans | 4 | 3 |
| Free plan | — | — |
| Free trial | — | |
| Pricing model | flat-rate | usage-based |
Basic
- All Campaign Types
- 700+ Easy To Personalize Templates
- Page Targeting
- Time on Site and Page Triggers
- Scroll/Interest Triggers
- Optin and Success Views
- MonsterLeads™
- Real Human Support
- Basic Marketing Integrations
- Unlimited Campaigns and Subscribers
Plus
- A/B Testing
- Device Targeting
- Content Locking
- MonsterEffects™ & MonsterSounds™
- Yes/No Forms and Multiple Views
- Full Analytics Reporting
- Advanced Integrations
Pro
Popular- Exit Intent® Technology
- Revenue Attribution
- Countdown Timers
- Smart Tags™
- Click to Load Campaigns
- Referrer Targeting
- Cookie, JS, and Query Targeting
- Campaign Scheduling
- Webhooks
- Zapier and Uncanny Automator Integrations
- Google Analytics
- Remove OptinMonster Badge
- Pro Integrations
- 2 Sub-Accounts
Growth
- Geolocation Targeting
- New vs. Returning Visitor
- OnSite Retargeting®
- Follow-up Campaigns®
- Integrations with Shopify, WooCommerce, Magento, Easy Digital Downloads, MemberPress and more!
- Coupon Wheel Campaigns
- Success Scripts
- Custom Branding
- Custom JavaScript
- eCommerce Integrations
- Unlimited Sub-Accounts
Essentials
- 5k profiles (people + objects)
- AI Agent with core execution skills
- 1 million emails per month
- 2 object types
- Visual workflow builder
- LLM actions with 100K credit sample
- Email and community support
- Basic data integrations
Premium
- Custom profile volume & pricing
- Custom email volume & pricing
- 10 object types
- Elevated Agent limits + custom skills
- Daily Routines (scheduled tasks)
- Premium chat & email support
- 90-day onboarding support
- HIPAA Compliance*
- Premium data integrations
Enterprise
- Our best pricing on profile & email volume
- Custom Agent limits + execution skills
- Priority technical support
- Migration support*
- Dedicated Customer Success Manager*
- Dedicated hardware
- Audit logging & data governance
- Dedicated Technical Implementation Specialist*
- Shared Slack channel*
OptinMonster vs Customer.io FAQ
- Which one is cheaper?
- OptinMonster starts lower at $7/mo, compared to $100/mo for Customer.io.
- Can I use either one for free?
- Neither has a free plan. But OptinMonster offers a free trial.
- How do they charge?
- Different approach here. OptinMonster uses flat-rate pricing, while Customer.io goes with usage-based. That changes the math depending on your team size and usage.
- Which one is a better deal?
- Depends on what you need. OptinMonster: Those introductory prices look scrappy-cheap, but renewal rates ($210–$1,470/yr) put them squarely mid-market — not a budget tool, not enterprise. They're competing hard against Privy and Sleeknote, targeting SMB marketers who want power without a developer. Customer.io: They're positioned mid-to-upper market for marketing automation — not trying to compete with Mailchimp on price, but undercutting Braze or Iterable on entry cost while targeting the same product-led growth companies. The $100 floor is accessible, but the annual Premium commitment signals they're really after funded startups and scaling SaaS teams.
Keep tabs on both.
We'll monitor pricing changes for OptinMonster and Customer.io and let you know when something moves.