Kit (ConvertKit) vs Brevo (Sendinblue) (2026)
Kit (ConvertKit) beats Brevo (Sendinblue) for newsletters in 2026. Kit (ConvertKit) scores 8/10 to Brevo (Sendinblue)'s 7/10. Kit (ConvertKit) also has a free plan.
Kit (ConvertKit) is the stronger choice for newsletters — it scores 8/10 vs 7/10 and wins on very generous free plan up to 10,000 subscribers. Brevo (Sendinblue) is worth considering if excellent value with generous free plan is your top priority.
- +Very generous free plan up to 10,000 subscribers
- +Excellent automation workflows for creators
- +Built-in SparkLoop referral system on Pro
- −Limited email template design options
- −Analytics less detailed than competitors
- −Pro plan required for advanced features like referrals
Kit (ConvertKit) vs Brevo (Sendinblue) (2026): Which Email Marketing Tool Is Actually Better?
Budget is often the deciding factor when choosing between Kit (ConvertKit) and Brevo (Sendinblue). Kit (ConvertKit) starts at Newsletter: Free (up to 10 while Brevo (Sendinblue) comes in at $9/mo — but the real question isn’t just cost, it’s what you get for your money. We spent weeks using both email marketing and newsletter platforms tools to build this no-fluff comparison.
Bottom line up front: Kit (ConvertKit) is our pick for newsletters — read on for why, and where Brevo (Sendinblue) wins instead.
Quick Verdict
| Kit (ConvertKit) | Brevo (Sendinblue) | |
|---|---|---|
| Our Rating | 8/10 | 7/10 |
| Free Plan | ✅ Yes | ✅ Yes |
| Starting Price | Newsletter: Free (up to 10 | $9/mo |
| Best For | newsletters | ecommerce |
| Our Pick | ⭐ Winner |
About Kit (ConvertKit)
Kit (ConvertKit) is a email marketing and newsletter platforms tool known for visual automation builder. It’s designed for newsletters and has built a strong reputation for very generous free plan up to 10,000 subscribers.
Key features:
- Visual automation builder
- Landing pages and opt-in forms
- Subscriber tagging and segmentation
- Creator Profile mini website
- Smart Recommendations for list growth
What makes it stand out: Very generous free plan up to 10,000 subscribers. Excellent automation workflows for creators
Where it falls short: Limited email template design options. Analytics less detailed than competitors
About Brevo (Sendinblue)
Brevo (Sendinblue) takes a different approach to email marketing and newsletter platforms. It’s built around email marketing campaigns and automation and is particularly well-suited for ecommerce.
Key features:
- Email marketing campaigns and automation
- SMS and WhatsApp marketing
- CRM and deal pipeline
- Transactional email API
- Landing pages and signup forms
What makes it stand out: Excellent value with generous free plan. Multi-channel: email, SMS, WhatsApp in one tool
Where it falls short: Email editor less polished than Mailchimp. Advanced automations require Business plan
Feature-by-Feature Comparison
| Feature | Kit (ConvertKit) | Brevo (Sendinblue) |
|---|---|---|
| Visual automation builder | ✅ | ⚠️ Limited |
| Landing pages and opt-in forms | ✅ | ✅ |
| Subscriber tagging and segmentation | ✅ | ⚠️ Limited |
| Creator Profile mini website | ✅ | ⚠️ Limited |
| Smart Recommendations for list growth | ✅ | ⚠️ Limited |
| Email marketing campaigns and automation | ⚠️ Limited | ✅ |
The feature gap between these tools reflects their different design philosophies. Kit (ConvertKit) prioritizes visual automation builder, while Brevo (Sendinblue) goes deeper on email marketing campaigns and automation.
For a full look at Kit (ConvertKit)‘s capabilities, see our Kit (ConvertKit) review. For Brevo (Sendinblue), read the Brevo (Sendinblue) review.
Pricing Comparison
| Plan | Kit (ConvertKit) | Brevo (Sendinblue) |
|---|---|---|
| Paid | Newsletter: Free (up to 10 | Free: 300 emails/day. Starter: from $9/mo. Business: from $18/mo. Enterprise: custom |
Important pricing notes:
- All prices verified as of 2026-03-23. Check official pages before purchasing.
- Kit (ConvertKit) has a free plan — see full Kit (ConvertKit) pricing breakdown for limits.
- Brevo (Sendinblue) has a free plan — see Brevo (Sendinblue) pricing details.
Pros and Cons
Kit (ConvertKit) Pros and Cons
Pros:
- ✅ Very generous free plan up to 10,000 subscribers
- ✅ Excellent automation workflows for creators
- ✅ Built-in SparkLoop referral system on Pro
Cons:
- ❌ Limited email template design options
- ❌ Analytics less detailed than competitors
- ❌ Pro plan required for advanced features like referrals
Brevo (Sendinblue) Pros and Cons
Pros:
- ✅ Excellent value with generous free plan
- ✅ Multi-channel: email, SMS, WhatsApp in one tool
- ✅ Pricing based on emails sent, not contacts
Cons:
- ❌ Email editor less polished than Mailchimp
- ❌ Advanced automations require Business plan
- ❌ Brevo branding on free emails
Which One Should You Choose?
The right answer depends on what you’re actually trying to accomplish:
Best for newsletters: Kit (ConvertKit) — Very generous free plan up to 10,000 subscribers
Best for ecommerce: Brevo (Sendinblue) — Excellent value with generous free plan
Best for creators: Kit (ConvertKit) — Excellent automation workflows for creators
If you’re still on the fence: Kit (ConvertKit) is the safer default. It scores 8/10 in our testing versus Brevo (Sendinblue)‘s 7/10, and very generous free plan up to 10,000 subscribers.
Note: This is a non-affiliate link. We don’t earn commission on Kit (ConvertKit) — our recommendation is based entirely on merit.
Frequently Asked Questions
Is Kit (ConvertKit) better than Brevo (Sendinblue)? Kit (ConvertKit) scores higher in our testing (8/10 vs 7/10). Kit (ConvertKit) is the better choice for newsletters due to very generous free plan up to 10,000 subscribers. However, Brevo (Sendinblue) is a stronger fit if excellent value with generous free plan.
What’s cheaper, Kit (ConvertKit) or Brevo (Sendinblue)? Kit (ConvertKit) starts at Newsletter: Free (up to 10, while Brevo (Sendinblue) starts at $9/mo. Kit (ConvertKit) has a free plan. Brevo (Sendinblue) also has a free tier. See the pricing comparison table above for the full plan breakdown.
Does Kit (ConvertKit) have a free plan? Yes. Kit (ConvertKit) offers a free tier — limited free access. This makes it easy to test before committing to a paid plan.
Does Brevo (Sendinblue) have a free plan? Yes. Brevo (Sendinblue) offers a free tier — limited free access.
Related Comparisons & Guides
- Kit (ConvertKit) Full Review
- Kit (ConvertKit) Pricing 2026
- Kit (ConvertKit) Alternatives
- Kit (ConvertKit) vs Beehiiv
- Kit (ConvertKit) vs Mailchimp
- Kit (ConvertKit) vs ActiveCampaign
- Brevo (Sendinblue) Full Review
- Brevo (Sendinblue) Pricing
AI Stack Picks writes and verifies long-form AI tool reviews for AI Stack Picks.