The Mailgun EU alternative for transactional email
Familiar API patterns, inbound parsing, and sender controls with EU/EEA-hosted primary service data, a standard DPA, and fewer add-on products to review during migration.
For a broader provider evaluation, see Postscale as an EU-hosted email API provider for transactional workflows.
What to check in a Mailgun EU alternative
A Mailgun EU alternative search usually starts with data residency, then moves quickly into API compatibility, inbound routing, validation costs, and whether the EU setup is default or opt-in.
Default EU posture
Confirm whether EU/EEA service-data hosting is the default for new accounts or a region choice that has to be selected, configured, and verified in every integration.
Operating entity and subprocessors
EU controllers often review Mailgun's operating entity, DPA, subprocessors, SCCs, Transfer Impact Assessment posture, and CLOUD Act exposure.
Inbound and validation add-ons
Teams often leave Mailgun because inbound parse, validations, dedicated IPs, and analytics become separate budget and vendor-review lines as volume grows.
Migration without breaking webhooks
A good replacement maps Mailgun events, suppressions, DNS records, SMTP credentials, and inbound parse payloads before production traffic moves.
Why teams switch from Mailgun
EU entity, EU/EEA-hosted primary service data
Mailgun is a Sinch US subsidiary. Postscale is operated by DNScale OÜ (Estonia). Primary production service data is hosted in the EU/EEA, with documented transfer safeguards for limited infrastructure metadata where required.
Flat pricing without add-ons
Mailgun charges separately for Inbound Parse, Email Validations, and Dedicated IPs. Postscale ships inbound, masked addresses, and validations included from paid tier one.
Developer-first, same shape
Both APIs support REST, SMTP relay, and event webhooks. Migration usually means changing the endpoint, replacing credentials, and adding a small payload-mapping layer.
European sender controls
Postscale is tuned for European mailbox providers, with deliverability controls, authentication, and warming workflows built for EU senders from day one.
Side-by-side comparison
Familiar developer workflow, lower bundled price, EU/EEA-hosted primary service data.
| Feature | Postscale | Mailgun |
|---|---|---|
| Price at 10,000 sends/mo | €9 | ~$35 (Foundation) |
| Price at 100,000 sends/mo | €79 | ~$85 (Foundation) |
| EU/EEA-hosted primary service data | Yes | EU region opt-in |
| Inbound email included | Yes | Separate add-on |
| Masked email addresses | Yes (Shield) | No |
| Email validation included | Yes | Pay per validation |
| DMARC reporting API | Yes | Partial |
| SMTP relay | Yes | Yes |
| XRechnung / e-invoicing | Yes | No |
EU hosting and compliance proof points
Use these checks when comparing EU email API alternatives. Server location matters, but so do processor agreements, subprocessors, retention, and the entity operating the service.
Mailgun EU alternatives to evaluate
A useful shortlist includes dedicated transactional APIs, broader marketing suites, and cloud-provider email services. The right fit depends on whether you need sending only, inbound routing, privacy aliases, or simpler legal review.
Postscale
EU-operated transactional email API with REST, SMTP, inbound webhooks, suppressions, masked addresses, DMARC reporting, and EU/EEA-hosted primary service data.
Best for
Teams moving from Mailgun because they want fewer add-ons, clearer EU processor documentation, and one product surface for send and receive.
Brevo
France-based email platform with transactional sending plus marketing, CRM, SMS, and broader campaign tooling.
Best for
Teams that want a European marketing suite as well as transactional email.
MailerSend
EU-based email delivery platform with SMTP, API sending, templates, webhooks, and a MailerLite ecosystem connection.
Best for
Teams that want a dedicated European transactional provider with familiar developer primitives.
Scaleway Transactional Email
Transactional email service from Scaleway for teams that already prefer European cloud infrastructure.
Best for
Infrastructure-oriented teams that want email delivery close to their EU cloud stack.
Migrate from Mailgun in under an hour
Reuse your DNS
Leave Mailgun's DNS records in place during cutover. Add Postscale's CNAMEs and SPF include alongside so both providers can authenticate during the transition.
Swap endpoint and key
Replace api.mailgun.net calls with api.postscale.io. The send and inbound payloads are similar enough that most teams handle the change in an adapter.
Cut inbound MX
Point your MX from mxa.mailgun.org to mx.postscale.io. Keep both webhook handlers available during testing, then remove the Mailgun records once traffic confirms.
Frequently asked questions
What is the best Mailgun EU alternative?
The best fit depends on why you are leaving Mailgun. Postscale is a strong fit when you want EU/EEA-hosted primary service data, transactional sending, inbound webhooks, suppressions, masked addresses, and DMARC reporting without separate add-on products.
Is Mailgun's EU region enough for GDPR?
It may be enough for some teams, but EU controllers usually review more than server region: operating entity, DPA, subprocessors, transfer safeguards, logs, support data, and whether the EU region is consistently configured.
Do you handle EU-to-non-EU sending transparently?
Yes. Primary Postscale service data is hosted in the EU/EEA, while email delivery still reaches recipients globally. Delivery to US, APAC, and LATAM inboxes uses normal internet mail routing and documented infrastructure safeguards.
What happens to my Mailgun event history?
Stays on Mailgun for as long as your retention there allows. Postscale starts fresh on cutover; if you need unified analytics, export Mailgun's event history to your own store before switching.
Will my webhook handler work without changes?
Probably with minor field renames. Our event payload shape is close to Mailgun's but not identical — we document every field mapping in the migration guide.
Is there a free tier big enough to test with production traffic?
Yes. The free tier handles 1,000 sends/month which is more than enough to validate routing, webhooks, and templates against real recipients before you flip DNS.
Can I keep my Mailgun webhook handler?
Usually with a small adapter. Delivery, bounce, defer, and complaint events map cleanly, but field names differ. Keep both providers active until your webhook shim handles both payload shapes.
Ready to switch?
Free tier covers your evaluation. Migration is a DNS change and an API key swap.
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