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Email Marketing

Klaviyo vs Mailgun: Pricing Comparison 2026

Side-by-side pricing comparison of Klaviyo and Mailgun. See all plans, features, and costs at a glance.

Bottom line: Both Klaviyo and Mailgun offer free plans. Klaviyo has 9 pricing tiers while Mailgun has 14.

Last updated: March 16, 2026

Data compiled by Arthur Jacquemin
Updated March 16, 2026

Klaviyo vs Mailgun: Quick Pricing Facts

FeatureKlaviyoMailgun
Starting PriceCustom pricing$15/mo
Number of Plans914
Free TierYesYes
Pricing Modelusage-basedusage-based
Annual DiscountN/AN/A

Klaviyo and Mailgun are both priced at Custom pricing, making them equally accessible Email Marketing tools. Together they offer 23 pricing plans with 0 features compared, so the best choice comes down to which features match your needs.

Both tools offer free plans, making them accessible for teams on a budget.

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
Tier 1
Is Klaviyo's free plan really free?
$0/monthCheapest
Start with Is Klaviyo's free plan really free?
Enterprise: Send high-volume emails through the most reliable email API provider.
Custom pricing
Start with Enterprise: Send high-volume emails through the most reliable email API provider.
Tier 2
How long can I stay on the free plan?
$0/monthCheapest
Start with How long can I stay on the free plan?
Documentation: API resources to help you use Mailgun
Custom pricing
Start with Documentation: API resources to help you use Mailgun
Tier 3
Who is the Klaviyo free plan best for?
$0/monthCheapest
Start with Who is the Klaviyo free plan best for?
Release Notes: Keep up with what's in the Mailgun platform.
Custom pricing
Start with Release Notes: Keep up with what's in the Mailgun platform.
Tier 4
Can I use Klaviyo free plan for both email and SMS marketing?
$0/monthCheapest
Start with Can I use Klaviyo free plan for both email and SMS marketing?
2025 State of Email Deliverability Research Report
$2025/month
Start with 2025 State of Email Deliverability Research Report
Tier 5
What integrations are available on the free plan?
$0/monthCheapest
Start with What integrations are available on the free plan?
$0/mo
$0/monthCheapest
Start with $0/mo
Tier 6
What happens when I exceed the free plan limits?
$0/monthCheapest
Start with What happens when I exceed the free plan limits?
100 emails/day included
$100/month
Start with 100 emails/day included
Tier 7
Does the free plan include customer support?
$0/monthCheapest
Start with Does the free plan include customer support?
$15/mo
$15/month
Start with $15/mo
Tier 8
Is Klaviyo free plan good for ecommerce stores on Shopify, Wix, or WooCommerce?
$0/monthCheapest
Start with Is Klaviyo free plan good for ecommerce stores on Shopify, Wix, or WooCommerce?
10,000 emails/mo included
$10000/month
Start with 10,000 emails/mo included
Tier 9
How do I upgrade from Klaviyo free to a paid plan?
$0/monthCheapest
Start with How do I upgrade from Klaviyo free to a paid plan?
Extra emails
Custom pricing
Start with Extra emails
Tier 10
$35/mo
$35/monthCheapest
Start with $35/mo
Tier 11
50,000 emails/mo included
$50000/monthCheapest
Start with 50,000 emails/mo included
Tier 12
Extra emails & validations
Custom pricing
Start with Extra emails & validations
Tier 13
$90/mo
$90/monthCheapest
Start with $90/mo
Tier 14
100,000 emails/mo included
$100000/monthCheapest
Start with 100,000 emails/mo included

Swipe to compare plans →

Klaviyo

Email and SMS marketing automation for ecommerce brands

View all Klaviyo plans

Mailgun

Transactional email API for developers with deliverability tools

View all Mailgun plans
Our Pick

Mailgun

Mailgun offers a free plan, offers 14 tiers vs 9.

Based on pricing data only. Review the full comparison below for your specific needs.

Best value: Mailgun

Try Mailgun free

Which Should You Choose?

Choose Klaviyo if:

  • You prefer Klaviyo's free tier features—features
  • You prioritize Klaviyo's user experience and interface over price (both tools are similarly priced)
  • You prefer Klaviyo's usage-based model with its 9-tier structure

Choose Mailgun if:

  • You prefer Mailgun's free tier features—features
  • You need 14 pricing tiers for flexible team sizing—more options mean less overpaying for features you don't need
  • Your team needs custom enterprise pricing—Mailgun offers negotiated terms for large deployments

Both Klaviyo and Mailgun offer free plans [1], eliminating cost barriers for evaluation. This means you can test both tools thoroughly with your actual workflows before any financial commitment. The free tiers differ in scope: Klaviyo includes multiple features, while Mailgun includes multiple features. Evaluate which free tier matches your evaluation needs before deciding to upgrade. Your best approach is to activate both free trials and evaluate which tool's workflow, integrations, and user experience align better with your team's needs before committing to paid plans.

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Frequently Asked Questions: Klaviyo vs Mailgun

How many pricing plans does Klaviyo have vs Mailgun?
Klaviyo offers 9 pricing plans, while Mailgun offers 14 plans. More plans typically means more flexibility to match your exact needs and budget.
Does Klaviyo or Mailgun offer a free plan?
Yes, both Klaviyo and Mailgun offer free plans. Compare the feature limits of each free tier to see which better fits your use case before upgrading.
Does Klaviyo or Mailgun offer custom enterprise pricing?
Mailgun offers a custom-priced enterprise tier for larger teams. Klaviyo lists all its pricing publicly.
How do Klaviyo and Mailgun compare for Email Marketing?
Both Klaviyo and Mailgun are Email Marketing tools. Klaviyo offers 9 plans starting at Custom pricing, while Mailgun offers 14 plans starting at $15/mo. Review the feature breakdowns above to see which better fits your Email Marketing needs.

Sources

  1. Klaviyo Official PricingVendor pricing page
  2. Mailgun Official PricingVendor pricing page

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