Mailgun

Developer-focused email API and SMTP relay (Sinch). Strong deliverability tooling; EU parent with multi-region hosting including the EU.

Proprietary · https://www.mailgun.com · EU legal entity

Transactional email

Mailgun cloud

Hosting: Global SaaS Reviewed

Sinch (Sweden) owns Mailgun; choose EU regions and confirm DPA/subprocessors.

  • Fair 2.3
  • Easy 4.3
  • Secure 3.7
FES Scores 9
Pillar Criterion Score Evidence
Easy Day-one UX Can non-technical staff use it without a project? 4 Typical onboarding for this product category. Source
Easy Operate Admin burden, updates, backups and language coverage. 4 Rule baseline (rubric_v1): vendor-operated SaaS — low ongoing ops burden for a small NGO. Source
Easy Integrate SSO, mail/CalDAV, APIs and common NGO connectors. 5 Integrations vary; check current APIs and connectors. Source
Fair Lock-in / exit Can you leave with your data in open formats, at known cost? 2 Rule baseline (rubric_v1): global SaaS APIs/export exist, but suite gravity and remapping remain. Source
Fair Sovereignty EU legal entity, EU hosting, and exposure to extra-EU lawful access? 3 Rule baseline (rubric_v1): EU legal entity with global SaaS — confirm EU regions and control plane. Source
Fair Openness Open source or open standards? Are independent implementations possible? 2 Rule baseline (rubric_v1): proprietary / non-OSI license — openness capped unless open standards dominate. Source
Secure IT security Authentication, encryption, patch cadence and independent audit. 4 Mailgun offers SOC 2 Type II compliance and DPA for data protection. Source
Secure User security 2FA, roles, phishing resistance and safe defaults. 4 Mailgun offers API key rotation and IP allowlisting for user security controls. Source
Secure Personal data GDPR fit: DPA, residency, sub-processors and Schrems II posture. 3 Rule baseline (rubric_v1): usable DPA URL found — residency/transfers still need human review. Source

Indicative scores from public information — how we score.

Subprocessors 5
Name Role Residency Verification date Source
Amazon Web Services Hosting Abroad only Source
Stripe Payment EU + abroad Source
SendGrid Email EU + abroad Source
Google Cloud Platform Hosting EU + abroad Source
Datadog Analytics EU + abroad Source

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