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Email Marketing

Constant Contact vs Postmark: Pricing Comparison 2026

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

Bottom line: Constant Contact starts at Custom pricing and Postmark starts at $5/mo. Compare all 7 pricing tiers side by side.

Last updated: March 16, 2026

Data compiled by Arthur Jacquemin
Updated March 16, 2026

Constant Contact vs Postmark: Quick Pricing Facts

FeatureConstant ContactPostmark
Starting PriceCustom pricing$5/mo
Number of Plans43
Free TierNoNo
Pricing Modelusage-basedusage-based
Annual DiscountN/AN/A

Constant Contact and Postmark are both priced at Custom pricing, making them equally accessible Email Marketing tools. Together they offer 7 pricing plans with 0 features compared, so the best choice comes down to which features match your needs.

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
Postmark
Postmark
Try it free
Tier 1
30-day guarantee
Custom pricing
Start with 30-day guarantee
Dedicated IPs
$50/monthCheapest
Start with Dedicated IPs
Tier 2
Award-winning support
Custom pricing
Start with Award-winning support
Custom activity retention
$5/monthCheapest
Start with Custom activity retention
Tier 3
SMS Marketing
Custom pricing
Start with SMS Marketing
DMARC monitoring
$14/monthCheapest
Start with DMARC monitoring
Tier 4
Prepay and save big
Custom pricing
Start with Prepay and save big

Swipe to compare plans →

Constant Contact

Email marketing with templates, automation, and contact management

View all Constant Contact plans

Postmark

Fast and reliable transactional email delivery service

View all Postmark plans

What Reviewers Say

Our Pick

Constant Contact

Constant Contact offers 4 tiers vs 3.

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

Best value: Constant Contact

Try Constant Contact free

Which Should You Choose?

Choose Constant Contact if:

  • You need 4 pricing tiers for flexible team sizing—more options mean less overpaying for features you don't need
  • Your team needs custom enterprise pricing—Constant Contact offers negotiated terms for large deployments
  • You prioritize Constant Contact's user experience and interface over price (both tools are similarly priced)

Choose Postmark if:

  • You prioritize Postmark's user experience and interface over price (both tools are similarly priced)
  • Postmark's usage-based pricing lets you match exact team size without tier gaps
  • You value Postmark's specific feature progression from free to advanced tier levels

Constant Contact and Postmark offer competitively positioned plans [1], with Constant Contact starting at Custom pricing and Postmark at $5/mo. This pricing similarity means value differentiation comes down to feature alignment rather than cost. Constant Contact provides 4 pricing tiers versus Postmark's 3 options, which affects your flexibility and cost-per-tier efficiency as your team scales and usage increases. With similar pricing, your final decision should prioritize feature requirements, integration ecosystem, and hands-on user experience testing. Request demos or activate trials with both vendors to validate long-term fit before committing to annual contracts.

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Frequently Asked Questions: Constant Contact vs Postmark

How many pricing plans does Constant Contact have vs Postmark?
Constant Contact offers 4 pricing plans, while Postmark offers 3 plans. More plans typically means more flexibility to match your exact needs and budget.
Does Constant Contact or Postmark offer custom enterprise pricing?
Constant Contact offers a custom-priced enterprise tier for larger teams. Postmark lists all its pricing publicly.
How do Constant Contact and Postmark compare for Email Marketing?
Both Constant Contact and Postmark are Email Marketing tools. Constant Contact offers 4 plans starting at Custom pricing, while Postmark offers 3 plans starting at $5/mo. Review the feature breakdowns above to see which better fits your Email Marketing needs.

Sources

  1. Constant Contact Official PricingVendor pricing page
  2. Postmark Official PricingVendor pricing page

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