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Campaign Monitor costs $12/mo.
These cost $0.

7 free alternatives to Campaign Monitor, checked for license, recent activity and real adoption. Each one tells you the catch, so you can switch with your eyes open.

Campaign Monitor vs Free Alternatives Matrix

Quick side-by-side comparison ยท $0/mo vs $12/mo

AlternativeTypeLicenseWhere It RunsStarsHead-to-Head
listmonkopen sourceAGPL-3.0Self-hostโ˜… 23kCampaign Monitor vs listmonk โ†’
Keilaopen sourceAGPL-3.0+Local or hostedโ˜… 2.2kCampaign Monitor vs Keila โ†’
Notifuseopen sourceAGPL-3.0Local or hostedโ˜… 2.0kCampaign Monitor vs Notifuse โ†’
phpListopen sourceAGPL-3.0Local or hostedโ˜… 864Campaign Monitor vs phpList โ†’
Brevo Freefreeproprietary, freeHostedโ˜… $0 foreverCampaign Monitor vs Brevo Free โ†’
EmailOctopus Freefreeproprietary, freeHostedโ˜… $0 foreverCampaign Monitor vs EmailOctopus Free โ†’
Sender Freefreeproprietary, freeHostedโ˜… $0 foreverCampaign Monitor vs Sender Free โ†’

The picks

4 open source ยท 3 free to use ยท ranked by fit

  1. 01

    listmonk

    open sourceAGPL-3.0Self-host
    23kjul 2026

    Campaigns, segments and analytics in one fast compose file; templates favor competence over theatre.

    The catch vs Campaign Monitor

    listmonk is fast and capable, but its utilitarian editor and template workflow are less polished for design-heavy branded campaigns than Campaign Monitor.

    Install, platforms & data +
    platforms
    webself-hosteddocker to self-host
    install
    Docker Compose or a single release binary plus PostgreSQL
    setup
    You still need a PostgreSQL database and a trustworthy SMTP/API sender with authenticated DNS.
    your data
    Subscribers, campaigns, templates, and analytics live in a PostgreSQL database on your server.
    checked
    2026-08-10
  2. 02

    Keila

    open sourceAGPL-3.0+Local or hosted
    2.2kaug 2026

    A friendly campaign editor, forms and tracking without contact pricing; delivery is your SMTP provider's job.

    The catch vs Campaign Monitor

    Keila gives you a friendly campaign editor and tracking, but delivery reputation, SMTP configuration, backups, and upgrades become your responsibility rather than Campaign Monitor's.

    Install, platforms & data +
    platforms
    webself-hosteddocker to self-host
    install
    Keila Cloud signup or Docker image plus PostgreSQL
    setup
    Self-hosting requires Docker, PostgreSQL, a public HTTPS domain, and credentials for SMTP, SES, SendGrid, Mailgun, or Postmark.
    your data
    Self-hosted subscribers, campaigns, and job state live in PostgreSQL; uploaded campaign assets live on persistent server storage.
    checked
    2026-08-10
  3. 03

    Notifuse

    open sourceAGPL-3.0Local or hosted
    2.0kaug 2026

    Visual MJML campaigns, scheduling, A/B tests and analytics; bring PostgreSQL and a sender.

    The catch vs Campaign Monitor

    Notifuse supports visual MJML campaigns, tests, and analytics, but operating the database, storage, and sender is a much steeper price than Campaign Monitor's hosted simplicity.

    Install, platforms & data +
    platforms
    webself-hosteddocker to self-host
    install
    Notifuse Cloud signup or self-host with Docker
    setup
    Self-hosting needs Docker, PostgreSQL, object storage, a public domain, and a separately configured SMTP or email API provider.
    your data
    Self-hosted contact, campaign, event, and analytics data lives in PostgreSQL; uploaded assets use S3-compatible storage.
    checked
    2026-08-10
  4. 04

    phpList

    open sourceAGPL-3.0Local or hosted
    864jul 2026

    Campaigns, segmentation and click tracking from the old guard; the interface remembers when gradients were a feature.

    The catch vs Campaign Monitor

    phpList covers campaigns, segmentation, and click tracking, but its dated interface and weaker modern template workflow are noticeably less pleasant than Campaign Monitor.

    Install, platforms & data +
    platforms
    webself-hostedself-host, real ops
    install
    Free hosted signup or upload the PHP package to a web host
    setup
    Manual hosting means configuring PHP, MySQL, cron/queue processing, and a sender; the installer is old-school rather than one-click.
    your data
    Self-hosted subscribers, preferences, queues, campaigns, and analytics live in a MySQL/MariaDB database; CSV/Excel import and export are built in.
    checked
    2026-08-10
  5. 05

    Brevo Free

    freeproprietary, freeHosted

    A visual campaign editor and basic reports with a 300-email daily speed limit.

    The catch vs Campaign Monitor

    Brevo Free has a visual campaign editor and basic reports, but the 300-email daily cap and free-tier branding are much more restrictive than Campaign Monitor.

    Install, platforms & data +
    platforms
    webthey host it
    install
    Hosted signup
    setup
    Authenticating a custom sending domain requires adding DNS records.
    your data
    Contacts, campaigns, consent records, and message events live in Brevo's cloud; contacts can be exported as CSV.
    checked
    2026-08-10
  6. 06

    EmailOctopus Free

    freeproprietary, freeHosted

    Campaigns and reports for 2,500 contacts; branding and a 30-day reporting window are the tax.

    The catch vs Campaign Monitor

    EmailOctopus Free handles campaigns and reports, but its branding, 30-day reporting window, and three-automation ceiling are a clear downgrade from Campaign Monitor.

    Install, platforms & data +
    platforms
    webthey host it
    install
    Hosted signup
    setup
    You must verify a sender address or domain; DNS authentication is the first technical step.
    your data
    Lists, campaigns, automations, and reporting data live in EmailOctopus' cloud; contacts and reports can be exported as CSV.
    checked
    2026-08-10
  7. 07

    Sender Free

    freeproprietary, freeHosted

    Branded campaigns, subscribers and click reports in a genuinely useful free tier.

    The catch vs Campaign Monitor

    Sender Free is a strong hosted substitute for small lists, but branding, one-user access, and free-tier limits make it less capable for growing campaign teams.

    Install, platforms & data +
    platforms
    webthey host it
    install
    Hosted signup
    setup
    A custom sending domain must be verified with DNS records for reliable delivery.
    your data
    Subscribers, campaigns, automations, and engagement events live in Sender's cloud; subscriber data can be exported.
    checked
    2026-08-10

Frequently Asked Questions

Direct answers ยท Campaign Monitor open-source replacements

What is the best free alternative to Campaign Monitor?+

The top free alternative to Campaign Monitor is listmonk (open source, AGPL-3.0). Campaigns, segments and analytics in one fast compose file; templates favor competence over theatre. Other popular Campaign Monitor replacements include Keila, Notifuse, phpList.

Can I self-host a free replacement for Campaign Monitor?+

Yes. Of the 7 free alternatives to Campaign Monitor, 4 can be self-hosted on your own server or local machine: listmonk (AGPL-3.0), Keila (AGPL-3.0+), Notifuse (AGPL-3.0), phpList (AGPL-3.0).

How much does switching from Campaign Monitor to a free alternative save?+

Campaign Monitor starts at $12/month per seat ($144/year). Switching a 5-person team to a free alternative like listmonk saves $720 per year in software subscription fees.

Should I vibe-code or build my own Campaign Monitor clone from scratch?+

Our build verdict for Campaign Monitor is KINDA (the core, yes. the polish, no). The core loop is buildable, but a dependable replacement becomes a real weekend or multi-day project. For Campaign Monitor, compose branded campaigns, manage subscribers, and report delivery and clicks. The hard boundary is template editor, deliverability, journeys, agency features, and integrations, plus deliverability, growth network, and integrations.

What is the catch when switching from Campaign Monitor to listmonk?+

listmonk is fast and capable, but its utilitarian editor and template workflow are less polished for design-heavy branded campaigns than Campaign Monitor.