Top 10 ConvertKit Alternatives
Tired of ConvertKit's no transactional email support? Here are the best replacements for 2026.
If you're looking for an alternative to ConvertKit, you're not alone. While ConvertKit is a popular tool, many teams switch away due to no transactional email support and contact-based pricing gets expensive.
Transmit is the top-ranked alternative to ConvertKit, offering reputation isolation and 20x better pricing availability for scaling teams.
- Reputation Isolation ensures zero 'noisy neighbor' impact
- Volume-based pricing starting at $2/mo
- BYOK mode for full infrastructure control
- Automated domain warmup included
Transmit
Email that actually lands
Transmit is the best alternative to ConvertKit because it solves the core issues of deliverability and pricing. With Reputation Isolation, your emails never land in spam because of a noisy neighbor.
Pros
- Volume-based pricing (pay for sends, not contacts)
- Built-in automated warmup with auto-pause on high bounce rates
- Reputation isolation (your sending is isolated)
- BYOK mode for full infrastructure control
Cons
- Setup requires DNS verification (standard)
- Newer platform than legacy giants
Postmark
Reliable transactional email delivery
Postmark is a strong contender if you prioritize teams that prioritize transactional email deliverability above all else. Excellent deliverability reputation
Pros
- Excellent deliverability reputation
- Fast delivery speeds
- Good documentation
- Honest about being transactional-first
Cons
- Expensive per-email pricing
- Marketing emails (Message Streams) limited
- No warmup features
- Strict content policies
Resend
Developer-first email API for modern teams
Resend is a strong contender if you prioritize developers who prioritize dx and don't need advanced deliverability controls. Beautiful developer experience
Pros
- Beautiful developer experience
- React Email integration
- Simple, clean API
- Modern dashboard
Cons
- Only 1 day of log retention on free tier
- No warmup automation
- No reputation isolation (shared infrastructure)
- No BYOK option for AWS SES control
Brevo
All-in-one marketing platform (formerly Sendinblue)
Brevo is a strong contender if you prioritize budget-conscious small businesses needing multiple marketing channels. Affordable entry-level pricing
Pros
- Affordable entry-level pricing
- All-in-one platform (SMS, chat, CRM)
- Good for small businesses
- Free plan includes decent volume
Cons
- Deliverability concerns on shared IPs
- Interface can feel cluttered
- Support quality varies
- No warmup automation
SendGrid
Twilio SendGrid - Cloud-based email delivery
SendGrid is a strong contender if you prioritize enterprise teams already using twilio ecosystem. Well-established brand with Twilio backing
Pros
- Well-established brand with Twilio backing
- Extensive documentation and tutorials
- Large ecosystem of integrations
- Strong marketing email features
Cons
- Frequent account suspensions without warning
- Shared IP pools hurt deliverability
- Pricing tiers jump quickly at scale
- No built-in warmup automation
Mailchimp
All-in-one marketing platform by Intuit
Mailchimp is a strong contender if you prioritize small businesses focused on marketing emails with minimal technical requirements. User-friendly drag-and-drop email builder
Pros
- User-friendly drag-and-drop email builder
- Strong brand recognition
- Good for beginners and small businesses
- Built-in CRM and landing pages
Cons
- Very expensive at scale (contact-based pricing)
- Transactional email is a separate product (Mandrill)
- Limited automation on free/lower plans
- No warmup features
Loops
Email for modern SaaS companies
Loops is a strong contender if you prioritize early-stage saas startups wanting a modern email platform. Beautiful, modern interface
Pros
- Beautiful, modern interface
- Built for SaaS use cases
- Good automation features
- Unified transactional + marketing
Cons
- Contact-based pricing scales poorly
- Relatively new, smaller feature set
- No SMTP support
- No warmup automation
Beehiiv
Newsletter platform built for growth
Beehiiv is a strong contender if you prioritize newsletter creators focused on audience growth and monetization. Purpose-built for newsletters
Pros
- Purpose-built for newsletters
- Built-in monetization features
- Referral program tools
- Good analytics for creators
Cons
- Newsletter-only (no transactional)
- Contact-based pricing
- Limited API capabilities
- No developer-focused features
Amazon SES
High-scale email sending service
Amazon SES is a strong contender if you prioritize cloud engineers who want the absolute lowest cost and don't mind complexity. Extremely low cost ($0.10/1k emals)
Pros
- Extremely low cost ($0.10/1k emals)
- High reliability and uptime
- Huge scalability
- Deep integration with AWS ecosystem
Cons
- Difficult setup and configuration
- Poor dashboard/UI for non-engineers
- Strict sandbox mode limitations
- Minimal support unless paying for AWS Support
Mailgun
The email service for developers
Mailgun is a strong contender if you prioritize developers who need advanced inbound parsing and have at least 50k emails/mo. Powerful inbound email routing and parsing
Pros
- Powerful inbound email routing and parsing
- Developer-friendly API with good documentation
- Flexible logs and analytics
- Reliable infrastructure with Sinch backing
Cons
- No permanent free tier (trial only)
- Foundation plan is expensive for low-volume users
- No built-in automated warmup features
- Direct support can be slow post-acquisition
Frequently Asked Questions
What is the best alternative to ConvertKit?
Why switch from ConvertKit to Transmit?
Stop overpaying for email.
Switch from ConvertKit to Transmit today and get better deliverability for a fraction of the cost.