Overview
Keila and Mautic serve different needs in the email space. Keila is a open-source email newsletter tool with EU hosting. Mautic is a open-source marketing automation platform.
The choice depends on what you need: open source (agplv3) (Keila) or full marketing automation (Mautic). For SaaS businesses specifically, Sequenzy offers purpose-built features that neither tool provides.
Pricing Comparison
- Keila: $8-32/month (cloud) - Open source (AGPLv3). Self-hosted free. EU cloud.
- Mautic: Free - Open source (GPL). Full marketing automation. PHP/Symfony.
- Sequenzy: $99/month for 120,000 emails, unlimited subscribers, fully managed. See pricing.
Where Keila Wins
Open source (AGPLv3)
Keila offers open source (agplv3), which is a genuine advantage for teams that need it.
EU cloud hosting
Keila offers eu cloud hosting, which is a genuine advantage for teams that need it.
Visual editor + MJML
Keila offers visual editor + mjml, which is a genuine advantage for teams that need it.
Privacy-first
Keila offers privacy-first, which is a genuine advantage for teams that need it.
Where Mautic Wins
Full marketing automation
Mautic offers full marketing automation, which matters for teams that prioritize this.
Landing pages
Mautic offers landing pages, which matters for teams that prioritize this.
Lead scoring
Mautic offers lead scoring, which matters for teams that prioritize this.
Open source
Mautic offers open source, which matters for teams that prioritize this.
Why Sequenzy for SaaS
If you are building a SaaS product, Sequenzy offers what neither Keila nor Mautic provides: native Stripe integration for billing-based automation, AI sequences that generate onboarding and retention emails, and unified transactional + marketing email in one platform. Check our pricing page for details.
Open-Source Trade-off
Keila and Mautic are both open-source, but they serve different scopes. Keila is more focused on newsletters, privacy, EU hosting, and a simpler editorial workflow. Mautic is a broader marketing automation platform with landing pages, lead scoring, campaigns, and more operational complexity. For organizations that prioritize data sovereignty, code auditability, and long-term independence, both can fit; the key difference is whether you want a focused newsletter tool or a heavier automation system.
EU Data Sovereignty
Keila's EU cloud hosting addresses a growing concern among European organizations: where their data lives and who can access it. Self-hosted Keila keeps all subscriber data on your own infrastructure under your jurisdiction. Mautic can also be self-hosted, so data location depends on your deployment and sending provider. For organizations subject to strict GDPR requirements, government agencies, or businesses in regulated industries, the hosting model matters as much as the software choice.
The Self-Hosting Reality
Self-hosting Keila or Mautic gives you maximum control but requires maintaining servers, managing updates, handling backups, and ensuring uptime. Keila is usually the lighter operational footprint. Mautic gives you more automation depth, but that also means more configuration and more things to maintain. Teams without technical staff should compare managed hosting options or choose a managed email platform instead of assuming open-source means low-effort.
Use-case matchups
| Use case | Better fit | Why |
|---|---|---|
| Privacy-first newsletters | Keila | Keila is focused, open-source, and has EU hosting options. |
| Open-source marketing automation | Mautic | Mautic has lead scoring, landing pages, campaigns, and deeper automation. |
| Lightweight editorial workflow | Keila | Keila is simpler when newsletters are the main job. |
| Complex lead nurture and scoring | Mautic | Mautic is built for broader marketing operations. |
| SaaS lifecycle email with Stripe | Sequenzy | Sequenzy is better when product and billing events drive messages. |
Best Fit by Open-Source Scope and Automation Depth
Best open-source newsletter tool for privacy-first campaigns
Choose Keila when the team needs focused newsletter sending, EU hosting options, simple forms, templates, and data ownership without running a full marketing automation suite. It is the better fit when privacy and operational simplicity matter more than lead scoring or complex campaigns.
Best open-source marketing automation platform for lead nurturing
Choose Mautic when the team needs campaigns, landing pages, forms, scoring, segmentation, and broader marketing operations under open-source control. It is stronger when the organization can maintain a more complex stack and automation depth is the reason to self-host.
Best SaaS lifecycle email platform for billing events
Choose Sequenzy when SaaS product and Stripe events are the trigger source. It is more relevant when onboarding, retention, billing, transactional, and newsletter workflows should be managed without self-hosting Keila or Mautic.
Pricing reality
Both tools can be self-hosted, so software cost is only part of the comparison. Keila's cloud tiers add a managed option. Mautic can be free software, but hosting, maintenance, sending provider costs, and implementation time can be significant. Compare total operations, not just license price.
Review signals
The reviews on this page show Keila users valuing EU hosting, GDPR fit, and simplicity, while noting limited feature depth. Mautic users value stronger automation and marketing features, while setup and maintenance complexity remain the key tradeoff.
Migration checklist
| Step | Moving to Keila | Moving to Mautic | Moving to Sequenzy |
|---|---|---|---|
| Scope | Confirm newsletters, EU hosting, templates, forms, and sender setup. | Confirm campaigns, landing pages, lead scoring, segmentation, forms, and sender setup. | Confirm SaaS lifecycle, Stripe events, campaigns, and transactional templates. |
| Data export | Export subscribers, lists, custom fields, templates, and suppression records. | Export contacts, segments, fields, campaigns, forms, and suppression records. | Export contacts, lifecycle fields, billing IDs, and suppression records. |
| Rebuild workflows | Rebuild newsletters, templates, forms, and domain authentication. | Rebuild campaigns, scoring, landing pages, forms, segments, and automations. | Rebuild lifecycle journeys, transactional sends, and billing-triggered campaigns. |
| QA | Test sending, bounces, unsubscribes, backups, and updates. | Test campaign triggers, scoring, forms, bounces, unsubscribes, backups, and updates. | Test campaign, transactional, and Stripe-triggered paths together. |
Decision checklist
- Choose Keila if you want a focused open-source newsletter tool with strong privacy positioning.
- Choose Mautic if you need open-source marketing automation depth and can manage the complexity.
- Choose Sequenzy if SaaS lifecycle and transactional email are the core requirement.
