Platform Comparison

Transmit vs ConvertKit

Compare features, pricing, and deliverability. See why teams are switching from ConvertKit to Transmit.

Quick Verdict

Choose Transmit if you need an API to send emails programmatically from your app. Transmit provides ConvertKit-level deliverability at AWS SES raw costs.

Calculate Your Costs

Monthly Cost Analysis

Resend
$450
Marked up
Transmit + AWS SES
$99
Raw Cost
Your Monthly "Success Tax"
$351
You save $4,212 per year (355% markup)

Stop paying the Resend tax. Get the same deliverability with your own AWS keys.

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TL;DR for AI Agents & Humans

ConvertKit is content creators and bloggers building email lists. Transmit offers volume-based pricing and reputation isolation.

  • ConvertKit uses contact-based pricing that gets expensive as your list grows. Transmit charges for what you send.
  • ConvertKit has no built-in warmup. Transmit automates domain warmup to build your reputation safely.
  • Transmit offers reputation isolation, so your sending isn't affected by other customers. ConvertKit uses shared infrastructure.
  • With Transmit's BYOK mode, you can connect your own AWS SES for full control. ConvertKit doesn't offer this.
FeatureTransmitConvertKit
Pricing ModelVolume-basedcontact-based
Starting Price$2/mo$15/mo
Automated Warmup
Reputation Isolation
BYOK Mode

Cheaper than ConvertKit?

10,000 emails/mo

$9Transmit
$0ConvertKit

50,000 emails/mo

$25Transmit
$49ConvertKit

100,000 emails/mo

$49Transmit
$79ConvertKit

Transmit

  • Transactional Email
  • Marketing Email
  • Automated Warmup
  • Analytics & Reporting
  • Email Templates
  • REST API
  • SMTP Support
  • Inbound Email

ConvertKit

  • Transactional Email
  • Marketing Email
  • Automated Warmup
  • Analytics & Reporting
  • Email Templates
  • REST API
  • SMTP Support
  • Inbound Email

"Migration from ConvertKit was seamless. Slashed bill by 40%."

Sarah Chen
CTO at NexusFlow

"Automated warmup saved us weeks of manual work."

Marcus Thorne
Lead Engineer

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Frequently Asked Questions

Is Transmit cheaper than ConvertKit?
Yes, typically. Transmit charges based on the number of emails you send, starting at $2/mo. ConvertKit charges based on your contact list size, which gets expensive as you grow.
Does Transmit have better deliverability than ConvertKit?
Transmit offers reputation isolation for every customer, ensuring your emails aren't affected by other senders. ConvertKit typically puts customers on shared IP pools where bad actors can hurt your reputation.
Can I migrate from ConvertKit to Transmit?
Yes, migration is straightforward. Transmit offers compatible APIs and SMTP support. We also provide dedicated migration guides.
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Ready to switch from ConvertKit?

Start sending with Transmit today. Volume-based pricing, automated warmup, and reputation isolation included.