Open-source alternative
for Brevo
Simpler pricing, cleaner API, open-source code. All the email power, none of the bloat. Built for developers, not marketing teams.
Pricing That Scales With You
Pay for emails sent, not contacts stored
Pay per email
Simple pay-as-you-go pricing. Unlimited contacts, pay only for emails sent.
Tiered by contacts
Monthly subscription tiers based on contact count with feature restrictions on lower plans.
Why Choose Plunk Over Brevo
Focus on email, not feature overload
Simpler Pricing
Pay $0.001 per email with unlimited contacts. No contact-based tiers, no surprise charges as you grow. Predictable costs.
Developer-First
Clean API, clear documentation, 5-minute setup. Built for developers who want to ship fast, not navigate complex marketing suites.
Open Source
AGPL-3.0 licensed. Inspect the code, contribute features, fork if needed. Full transparency, no vendor lock-in. Brevo is proprietary.
Self-Hostable
Run on your infrastructure with Docker. Full data control, compliance-ready, cost-optimized. Brevo is cloud-only.
Unlimited Contacts
Store unlimited contacts at no extra cost. Brevo charges more as your contact list grows. With Plunk, you only pay for emails sent.
Email-Focused
Plunk does email and does it well. No SMS, chat, CRM bloat. If you need just email automation, Plunk is simpler and more focused.
Feature-by-Feature Comparison
See exactly what you get with each platform
Frequently asked questions
What is the difference between Plunk and Brevo (Sendinblue)?
Plunk is built for developers with a simple API and pay-as-you-go pricing, while Brevo is an all-in-one marketing suite with more features but higher complexity. Plunk is open-source and self-hostable, while Brevo is proprietary. Plunk charges per email sent with unlimited contacts, while Brevo uses tiered pricing based on contact count.
Is Plunk cheaper than Brevo?
It depends on your usage pattern. Plunk's pay-as-you-go model ($0.001 per email) with unlimited contacts is often more cost-effective for businesses with large contact lists but moderate email volume. Brevo charges based on contact count, which can become expensive as your audience grows.
Can I self-host Plunk unlike Brevo?
Yes. Plunk is open-source (AGPL-3.0) and can be self-hosted using Docker, giving you full control over your data and infrastructure. Brevo is a proprietary cloud-only service with no self-hosting option.
Is Plunk easier to use than Brevo?
For developers, yes. Plunk focuses on email essentials with a clean API and minimal setup. Brevo offers more features (SMS, chat, CRM) which adds complexity. If you just need email automation, Plunk is simpler. If you need an all-in-one marketing platform, Brevo might be better.
How easy is it to migrate from Brevo to Plunk?
Migration is straightforward. Export your contacts from Brevo, import them to Plunk via CSV, and update your application to use Plunk's API. Most migrations take less than a day. Plunk's API is well-documented and easy to integrate.
Make the switch to simplicity
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