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Email Marketing

Campaign Monitor vs Customer.io: Pricing Comparison 2026

Side-by-side pricing comparison of Campaign Monitor and Customer.io. See all plans, features, and costs at a glance.

Bottom line: Campaign Monitor starts at $11/mo, making it $89/mo cheaper than Customer.io ($100/mo). Neither offers a free plan.

Last updated: July 6, 2026

Data compiled by Arthur Jacquemin
Updated July 6, 2026
Try Campaign Monitor freeAffiliateTry Customer.io freePrice updated 11d agoPrice updated 11d ago
Best Value

Campaign Monitor - Campaign Monitor starts at $89/mo lower ($11/mo vs $100/mo), offers 4 tiers vs 3.

Campaign Monitor vs Customer.io: Quick Pricing Facts

FeatureCampaign MonitorCustomer.io
Starting Price$11/mo$100/mo
Number of Plans43
Free TierNoNo
Pricing Modelusage-basedusage-based
Annual DiscountN/AN/A

Campaign Monitor is the more affordable option, starting at $11/mo compared to Customer.io's $100/mo. Both are Email Marketing tools with 7 combined pricing plans and 24 features compared.

Review the detailed tier-by-tier comparison above to see exactly which features are included at each price point and find the best fit for your Email Marketing needs.

Pricing Plans
Campaign Monitor
Campaign Monitor
Try freeAffiliate
Customer.io
Customer.io
Try free
Tier 1
Lite
$11/monthCheapest
Includes
  • 5x subscriber emails/month
  • Select core features like custom coded templates and unlimited signup forms
  • Advanced email features like AI Writer, automated emails access, pre-built journeys, and transactional emails
  • Option to purchase drag-and-drop website builder
Start with Lite
Essentials
$100/month
Start with Essentials
Tier 2
EssentialsPopular
$27/monthCheapest
Includes
  • Unlimited email sends
  • Priority level support
  • All core features included
  • Unlimited access to AI-powered email features
  • Unlimited automated emails
  • Inbox preview
  • Option to purchase additional advanced feature access like non-human click filter, engagement segments, countdown timer, and time zone sending
Start with Essentials
Premium
$1000/month
Start with Premium
Tier 3
Premier
$153/monthCheapest
Includes
  • Premier level support, including phone support
  • Advanced, pre-built engagement segments
  • Send time optimization
  • Email section locking
  • Advanced link tracking
  • Template management for teams
  • Drag-and-drop website builder included
Start with Premier
Enterprise
Custom pricing
Start with Enterprise
Tier 4
Enterprise
Custom pricing
Includes
  • Custom annual contract with predictable, consolidated billing
  • Dedicated account manager and customer success partner
  • Multi-brand and multi-team account management
  • Proactive deliverability monitoring and expert optimization
  • Quarterly business reviews with strategic insights
  • Enterprise-grade security (GDPR, SOC2) with custom DPAs and invoice/PO billing
Start with Enterprise
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Campaign Monitor

Email marketing with branded templates and analytics

View all Campaign Monitor plans

Customer.io

Automated messaging platform for targeted customer engagement

View all Customer.io plans

Frequently Asked Questions: Campaign Monitor vs Customer.io

Which is cheaper, Campaign Monitor or Customer.io?
As of July 2026, Campaign Monitor starts at a lower price point. Campaign Monitor starts at $11/mo while Customer.io starts at $100/mo. However, the best value depends on the features you need at each tier.
How many pricing plans does Campaign Monitor have vs Customer.io?
Campaign Monitor offers 4 pricing plans, while Customer.io offers 3 plans. More plans typically means more flexibility to match your exact needs and budget.
What is the most popular Campaign Monitor plan?
The Essentials plan is Campaign Monitor's most popular tier, priced at $27/mo. Key features include Unlimited email sends, Priority level support, All core features included.
Does Campaign Monitor or Customer.io offer custom enterprise pricing?
Yes, both Campaign Monitor and Customer.io offer custom enterprise pricing tiers with quote-based pricing. Contact each vendor for a tailored quote.
How do Campaign Monitor and Customer.io compare for Email Marketing?
Both Campaign Monitor and Customer.io are Email Marketing tools. Campaign Monitor offers 4 plans starting at $11/mo, while Customer.io offers 3 plans starting at $100/mo. Review the feature breakdowns above to see which better fits your Email Marketing needs.
AI Recommendations

Sources

  1. Campaign Monitor Official Pricing- Vendor pricing page
  2. Customer.io Official Pricing- Vendor pricing page

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