What is the difference between ConvertKit and Resend?

ConvertKit is best for Creators and solo businesses who want simple, powerful email, while Resend is best for Developers wanting a modern email API. ConvertKit starts at $25/mo and Resend starts at Free.

Is ConvertKit or Resend cheaper?

ConvertKit starts at $25/mo with a free tier. Resend starts at Free with a free tier.

Is there a free alternative to Resend?

Both ConvertKit and Resend offer free tiers.

ConvertKit vs Resend

ConvertKit is email marketing platform built for creators — newsletters, automations, and digital products, while Resend is developer-first email API with React email templates and simple SDK. The biggest difference up front: Resend is free, while ConvertKit starts at $25/mo. ConvertKit is built for creators and solo businesses who want simple, powerful email, whereas Resend targets developers wanting a modern email api.

At a glance

	ConvertKit	Resend
Best for	Creators and solo businesses who want simple, powerful email	Developers wanting a modern email API
Starting price	$25/mo	Free
Free tier	✓	✓
Open source	—	—
Free tier available	✓	✓
Open source	—	—
API-First	—	✓
Analytics	—	✓
Automations	✓	—
Digital Products	✓	—
Landing Pages	✓	—
React Email	—	✓
Sequences	✓	—
Tagging	✓	—
Webhooks	—	✓

ConvertKit

Strengths

Built specifically for creators and solopreneurs
Excellent automation and sequence builder
Built-in landing pages and digital product sales
Tag-based subscriber management (no lists)

Weaknesses

Limited email template design options
More expensive than alternatives for large lists
Reporting is basic
A/B testing is limited

Try ConvertKit → Full review

Resend

Strengths

Includes React Email as a core feature, purpose-built for email marketing workflows
Includes API-First as a core feature, purpose-built for email marketing workflows
Free for 3K emails/mo — generous enough for most small teams to get real work done
Includes webhooks alongside the core feature set — fewer separate tools needed

Weaknesses

Free plan exists but key features are locked behind the paid upgrade
Developer-oriented tooling may not suit non-technical team members
Deliverability depends on your sender reputation, which takes time to build
Limited team/admin features if your organization eventually scales up

Try Resend → Full review

The bottom line

Pricing: Resend is completely free (Free for 3K emails/mo), which makes it the obvious pick if budget is the top concern. ConvertKit starts at $25/mo, but Free for up to 1,000 subscribers. That cost buys you a more polished or feature-rich experience, so it comes down to whether the extras justify the spend.

Feature gaps: ConvertKit offers Automations, Digital Products and Landing Pages that Resend lacks. Resend brings API-First, Analytics and React Email that ConvertKit does not have.

Team fit: ConvertKit is geared toward individual users and small setups, while Resend is aimed at small teams teams. Pick the one that matches where your team is today and where it is headed — migrating tools later is always painful.

Where each tool shines: ConvertKit's biggest strengths are: built specifically for creators and solopreneurs. excellent automation and sequence builder. Resend's biggest strengths are: includes react email as a core feature, purpose-built for email marketing workflows. includes api-first as a core feature, purpose-built for email marketing workflows.

Watch out for: With ConvertKit, users commonly note that limited email template design options. With Resend, the main complaint is that free plan exists but key features are locked behind the paid upgrade.

Choose ConvertKit if...

You need a tool built for creators and solo businesses who want simple, powerful email
You specifically need Automations and Digital Products
You care about excellent automation and sequence builder
Your team size fits the individuals profile ConvertKit is designed for
The free tier works for you: free for up to 1,000 subscribers

Choose Resend if...

Your profile matches its sweet spot: developers wanting a modern email api
Budget is a hard constraint — Resend is free, ConvertKit is not
You specifically need API-First and Analytics
You care about includes api-first as a core feature, purpose-built for email marketing workflows
Your team size fits the small teams profile Resend is designed for