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Brevo (formerly Sendinblue) vs MailerSend Comparison · CTFM
Compare: Brevo (formerly Sendinblue) vs MailerSend
A side-by-side analysis to help you find the right tool.
Brevo (formerly Sendinblue)
Freemium
(Under $50/mo)
Free tier (300 emails/day, unlimited contacts)
View Details
MailerSend
Freemium
(Under $50/mo)
Yes, generous free tier available permanently.
View Details
Key Differences
Free Trial
Brevo (formerly Sendinblue)
Free tier (300 emails/day, unlimited contacts)
MailerSend
Yes, generous free tier available permanently.
Company Size Fit
Brevo (formerly Sendinblue)
Solo / Freelancer, Small Team (2–20), Mid-Market (20–200)
MailerSend
Solo / Freelancer, Small Team (2–20), Mid-Market (20–200), Enterprise (200+)
Business Type Fit
Brevo (formerly Sendinblue)
B2B, B2C, D2C / E-commerce
MailerSend
B2B, B2C, D2C / E-commerce, Gaming
Target Channels
Brevo (formerly Sendinblue)
Email Lists
MailerSend
Software Developers, Product Managers, CTOs
Best For
Brevo (formerly Sendinblue)
Budget-conscious businesses wanting email + SMS + basic CRM combined
MailerSend
Developers and product teams needing reliable transactional email delivery.
Pros
Brevo (formerly Sendinblue)
Genuinely usable free tier
pricing based on email VOLUME not contacts (huge cost advantage for large but low-frequency lists)
multi-channel (email + SMS + WhatsApp) at a low price
transactional email included
MailerSend
Developer-friendly API and robust documentation
Visual template builder for transactional messages
Affordable pricing for high-volume senders
Cons
Brevo (formerly Sendinblue)
Automation builder is less sophisticated than ActiveCampaign
deliverability reputation has been mixed historically
UX isn't as polished as Mailchimp
e-commerce features are weaker than Klaviyo
MailerSend
Not designed for broad marketing newsletter campaigns
Advanced log search can be restrictive on lower tiers
What They Share
