Customer.io vs OptinMonster

Side-by-side comparison of features, pricing, and integrations.

Quick Verdict

Customer.io offers fewer features (45 vs 84) and more integrations (30 vs 15). Starting price: Customer.io at $50/mo vs OptinMonster at $7/mo. Customer.io has 43 unique features while OptinMonster has 82 unique features, with 2 features in common.

Customer.ioOptinMonster
CategoryMarketing AutomationMarketing Automation
Total Features4584
AI-Powered Features21
Starting Price$50/mo$7/mo
Pricing Tiers44
Integrations3015
Shared Features2
Shared Integrations4
Data Quality73%95%

Feature Comparison by Category

AI (0 vs 1)

FeatureCustomer.ioOptinMonster
AI Popups

Account Management (0 vs 3)

FeatureCustomer.ioOptinMonster
Multi-Site Support
Okta Integration
Sub-Accounts

Analytics (5 vs 6)

FeatureCustomer.ioOptinMonster
Campaign Impressions Tracking
Cohort Analysis
Conversion Analytics
Conversion Tracking
Customer Success Dashboard
Deliverability Analytics
Google Analytics Integration
Predictive Analytics
Revenue Attribution
Success Scripts
Success Tracking

Automation (2 vs 2)

FeatureCustomer.ioOptinMonster
Automation Workflows
Behavior Automation
Behavioral Triggers
OnSite Follow-up Campaigns®

Builder (0 vs 2)

FeatureCustomer.ioOptinMonster
Build From Scratch
Drag & Drop Builder

Campaign Type (0 vs 11)

FeatureCustomer.ioOptinMonster
After Post Optins
Content Lockers
Countdown Timers
Coupon Campaigns
Coupon Wheel Campaigns
Floating Bars
Fullscreen Overlays
Inline Forms
Lightbox Popups
Sidebar Forms
Slide-In Campaigns

Campaigns (0 vs 2)

FeatureCustomer.ioOptinMonster
Unlimited Campaigns
Unlimited Subscribers

Compliance (2 vs 0)

FeatureCustomer.ioOptinMonster
GDPR Compliance
Subscription Management

Contacts (1 vs 0)

FeatureCustomer.ioOptinMonster
List Management

Conversion Tools (0 vs 5)

FeatureCustomer.ioOptinMonster
Advanced Traffic Redirection
Click to Load Campaigns
Content Locking
MonsterLinks
Yes/No Optins

Customization (0 vs 3)

FeatureCustomer.ioOptinMonster
Custom Branding
Custom Domains
Remove OptinMonster Badge

Data (1 vs 0)

FeatureCustomer.ioOptinMonster
Data Export

Data Management (2 vs 0)

FeatureCustomer.ioOptinMonster
Custom Attributes
Customer Data Platform

Data Quality (1 vs 0)

FeatureCustomer.ioOptinMonster
Email Validation

Deliverability (3 vs 0)

FeatureCustomer.ioOptinMonster
Bounce Management
Dedicated IP
IP Warming

Design (1 vs 6)

FeatureCustomer.ioOptinMonster
Custom CSS
Custom Fonts
Drag-and-Drop Builder
Mobile Friendly Campaigns
MonsterEffects™
MonsterSounds™
Responsive Popups

Education (0 vs 1)

FeatureCustomer.ioOptinMonster
OptinMonster University

Email (1 vs 0)

FeatureCustomer.ioOptinMonster
Email Campaigns

Forms (1 vs 1)

FeatureCustomer.ioOptinMonster
Form Builder
Multiple Form Views

Integration (3 vs 0)

FeatureCustomer.ioOptinMonster
API Access
SMTP Integration
Webhooks

Integrations (0 vs 12)

FeatureCustomer.ioOptinMonster
Developer API
Easy Digital Downloads Integration
Lead Sharing
Magento Integration
MemberPress Integration
PPC & Ad Script Integration
Shopify App
Uncanny Automator Integration
Webhooks
WooCommerce Integration
WordPress Plugin
Zapier Integration

Journey (1 vs 0)

FeatureCustomer.ioOptinMonster
Journey Mapping

Landing Pages (1 vs 0)

FeatureCustomer.ioOptinMonster
Landing Pages

Lead Quality (0 vs 1)

FeatureCustomer.ioOptinMonster
TruLead®

Localization (1 vs 0)

FeatureCustomer.ioOptinMonster
Multi-language Support

Messaging (1 vs 0)

FeatureCustomer.ioOptinMonster
SMS Marketing

Mobile (1 vs 0)

FeatureCustomer.ioOptinMonster
Mobile App

Notifications (2 vs 0)

FeatureCustomer.ioOptinMonster
In-App Messaging
Push Notifications

Optimization (3 vs 0)

FeatureCustomer.ioOptinMonster
A/B Testing
Frequency Capping
Intelligent Send Time Optimization

Personalization (2 vs 5)

FeatureCustomer.ioOptinMonster
Custom Success Messages
Dynamic Content
Dynamic Text Replacement
OnSite Retargeting®
Real-time Personalization
Smart Success
Smart Tags

Planning (1 vs 0)

FeatureCustomer.ioOptinMonster
Campaign Calendar

Preferences (1 vs 0)

FeatureCustomer.ioOptinMonster
Channel Preference

Security (2 vs 0)

FeatureCustomer.ioOptinMonster
Audit Logs
Role-Based Access Control

Segmentation (1 vs 1)

FeatureCustomer.ioOptinMonster
Advanced Segmentation
List Segmentation

Sending (2 vs 0)

FeatureCustomer.ioOptinMonster
API-Based Messaging
Batch Sending

Support (0 vs 3)

FeatureCustomer.ioOptinMonster
14-Day Money Back Guarantee
Done-For-You Campaign Setup
MonsterLeads™

Targeting (0 vs 11)

FeatureCustomer.ioOptinMonster
Adblock Detection
Cookie Retargeting
Device Targeting
Exit-Intent® Technology
Geolocation Targeting
HTML Targeting
Javascript Targeting
New vs. Returning Visitor
Page Level Targeting
Referrer Detection
UTM Campaign Targeting

Templates (1 vs 1)

FeatureCustomer.ioOptinMonster
700+ Templates
Template Library

Testing & Optimization (0 vs 1)

FeatureCustomer.ioOptinMonster
A/B Testing

Tracking (2 vs 0)

FeatureCustomer.ioOptinMonster
Event Tracking
UTM Parameter Tracking

Triggers (0 vs 6)

FeatureCustomer.ioOptinMonster
Attention Activation™
Inactivity Sensor™
Scheduled Campaigns
Scroll/Interest Triggers
Time on Site Triggers
Timed Display Controls

Unique Features

Only in Customer.io (43)

Cohort Analysis
Conversion Tracking
Customer Success Dashboard
Deliverability Analytics
Predictive Analytics
Automation Workflows
Behavioral Triggers
GDPR Compliance
Subscription Management
List Management
Data Export
Custom Attributes
Customer Data Platform
Email Validation
Bounce Management
Dedicated IP
IP Warming
Drag-and-Drop Builder
Email Campaigns
Form Builder

+ 23 more unique features

Only in OptinMonster (82)

Multi-Site Support
Okta Integration
Sub-Accounts
AI Popups
Campaign Impressions Tracking
Conversion Analytics
Google Analytics Integration
Revenue Attribution
Success Scripts
Success Tracking
Behavior Automation
OnSite Follow-up Campaigns®
Build From Scratch
Drag & Drop Builder
After Post Optins
Content Lockers
Countdown Timers
Coupon Campaigns
Coupon Wheel Campaigns
Floating Bars

+ 62 more unique features

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