Alternatives to listmonk

3 tools that cover the same need, each with the one difference that matters most.

Mautic
Open-source marketing automation you host yourself, with email, landing pages and multi-channel campaigns.
Why it’s an alternative: The other self-hosted option here, with automation and landing pages instead of a single-binary list manager.
Differs on: aimed at Small teams (2–50), Mid-size (51–500), Enterprise (500+).
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EmailOctopus
Two-plan sender: a free tier for 2,500 subscribers and one paid plan with unlimited subscribers at a fixed price.
Why it’s an alternative: Hosted alternative with a large free tier if running a server and a sending route is not worth it.
Differs on: Free plan, paid from $9/mo, while listmonk is free.
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Sender
Low-cost email and SMS sender with a permanent free plan for 2,500 subscribers and paid tiers from US$7.
Why it’s an alternative: Hosted tool that also states transactional sending, for teams that would rather not operate infrastructure.
Differs on: Free plan, paid from $7/mo, while listmonk is free.
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Mautic lists listmonk as an alternative in turn. Alternatives are editorial relations, never votes.