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Compare: Constant Contact vs MailerSend
A side-by-side analysis to help you find the right tool.
Constant Contact
Paid
(Under $50/mo)
Yes (60-day free trial)
View Details
MailerSend
Freemium
(Under $50/mo)
Yes, generous free tier available permanently.
View Details
Key Differences
Pricing Model
Constant Contact
Paid
MailerSend
Freemium
Free Trial
Constant Contact
Yes (60-day free trial)
MailerSend
Yes, generous free tier available permanently.
Company Size Fit
Constant Contact
Solo / Freelancer, Small Team (2–20)
MailerSend
Solo / Freelancer, Small Team (2–20), Mid-Market (20–200), Enterprise (200+)
Business Type Fit
Constant Contact
B2B, B2C
MailerSend
B2B, B2C, D2C / E-commerce, Gaming
Target Channels
Constant Contact
Email Lists
MailerSend
Software Developers, Product Managers, CTOs
Best For
Constant Contact
Very small businesses and nonprofits wanting simplicity
MailerSend
Developers and product teams needing reliable transactional email delivery.
Pros
Constant Contact
60-day free trial is the most generous in this category
excellent for absolute beginners
event marketing integration is unique
strong phone support (important for non-technical users)
MailerSend
Developer-friendly API and robust documentation
Visual template builder for transactional messages
Affordable pricing for high-volume senders
Cons
Constant Contact
Automation is very basic compared to ActiveCampaign/Klaviyo
feels dated compared to modern tools
limited segmentation
feature development has been slow
MailerSend
Not designed for broad marketing newsletter campaigns
Advanced log search can be restrictive on lower tiers
What They Share
