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Email Marketing

Constant Contact vs Mailgun: Pricing Comparison 2026

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

Bottom line: Constant Contact starts at Custom pricing and Mailgun starts at $15/mo. Compare all 18 pricing tiers side by side.

Last updated: March 16, 2026

Data compiled by Arthur Jacquemin
Updated March 16, 2026

Constant Contact vs Mailgun: Quick Pricing Facts

FeatureConstant ContactMailgun
Starting PriceCustom pricing$15/mo
Number of Plans414
Free TierNoYes
Pricing Modelusage-basedusage-based
Annual DiscountN/AN/A

Constant Contact and Mailgun are both priced at Custom pricing, making them equally accessible Email Marketing tools. Together they offer 18 pricing plans with 0 features compared, so the best choice comes down to which features match your needs.

Mailgun stands out with a free plan for getting started.

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
Constant Contact
Constant Contact
Try it free
Tier 1
30-day guarantee
Custom pricing
Start with 30-day guarantee
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
Award-winning support
Custom pricing
Start with Award-winning support
Documentation: API resources to help you use Mailgun
Custom pricing
Start with Documentation: API resources to help you use Mailgun
Tier 3
SMS Marketing
Custom pricing
Start with SMS Marketing
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
Prepay and save big
Custom pricing
Start with Prepay and save big
2025 State of Email Deliverability Research Report
$2025/monthCheapest
Start with 2025 State of Email Deliverability Research Report
Tier 5
$0/mo
$0/monthCheapest
Start with $0/mo
Tier 6
100 emails/day included
$100/monthCheapest
Start with 100 emails/day included
Tier 7
$15/mo
$15/monthCheapest
Start with $15/mo
Tier 8
10,000 emails/mo included
$10000/monthCheapest
Start with 10,000 emails/mo included
Tier 9
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 →

Constant Contact

Email marketing with templates, automation, and contact management

View all Constant Contact plans

Mailgun

Transactional email API for developers with deliverability tools

View all Mailgun plans

What Reviewers Say

Our Pick

Mailgun

Mailgun offers a free plan, offers 14 tiers vs 4.

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 Constant Contact if:

  • You prioritize Constant Contact's user experience and interface over price (both tools are similarly priced)
  • You prefer Constant Contact's usage-based model with its 4-tier structure
  • Constant Contact's feature bundling aligns with how Email Marketing teams actually work day-to-day

Choose Mailgun if:

  • You need a free plan with core features—Mailgun offers no-cost access with no credit card required
  • You need 14 pricing tiers for flexible team sizing—more options mean less overpaying for features you don't need
  • You prioritize Mailgun's user experience and interface over price (both tools are similarly priced)

Mailgun offers a free plan [1], eliminating the cost barrier for evaluation, while Constant Contact requires paid subscription from the start. This gives Mailgun a significant advantage for teams with budget constraints or extended trial periods. Once you outgrow Mailgun's free tier, upgrading to a paid plan at approximately $15/mo provides substantial additional functionality. Compare this pricing path against Constant Contact's tiering starting at Custom pricing to assess total cost of ownership over 12 months. Mailgun's 14 tiers provide flexibility at different budgets, while Constant Contact's 4 tiers structure may force you into higher-cost plans than necessary for your use case. If evaluation cost matters to your decision, Mailgun is the obvious starting point with zero financial commitment. Use the free tier to validate core functionality before committing to paid plans from either tool.

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Frequently Asked Questions: Constant Contact vs Mailgun

How many pricing plans does Constant Contact have vs Mailgun?
Constant Contact offers 4 pricing plans, while Mailgun offers 14 plans. More plans typically means more flexibility to match your exact needs and budget.
Does Constant Contact or Mailgun offer a free plan?
Mailgun offers a free plan, while Constant Contact does not. If budget is a concern, Mailgun lets you get started at no cost.
Does Constant Contact or Mailgun offer custom enterprise pricing?
Yes, both Constant Contact and Mailgun offer custom enterprise pricing tiers with quote-based pricing. Contact each vendor for a tailored quote.
How do Constant Contact and Mailgun compare for Email Marketing?
Both Constant Contact and Mailgun are Email Marketing tools. Constant Contact offers 4 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. Constant Contact Official PricingVendor pricing page
  2. Mailgun Official PricingVendor pricing page

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