Wesender

Wesender provides a transactional email API with high deliverability.

Company Details

Category
Email
Headquarters
Bodegraven, Netherlands
Data Hosting
EU Only
Open Source
No
Pricing
freemium
Website
https://wesender.nl

About Wesender

What problem does it solve? Most transactional email APIs route your data through US-owned infrastructure, which creates GDPR and data residency headaches for European companies. WeSender delivers transactional email (password resets, receipts, notifications) through infrastructure that stays entirely within the EU, so compliance is the default, not an afterthought. It replaces the "send first, worry about data location later" model with a setup where your customer data never leaves European soil. Who is your ideal customer? European developers and SaaS teams that need reliable transactional email without the legal grey area of US cloud providers. Companies in regulated sectors (health, finance, public sector) where data residency is a hard requirement, not a nice-to-have. Startups and indie builders who want a generous free tier and a clean API, plus the peace of mind of EU-only hosting. Key features and differentiators Simple, developer-first REST API for transactional email with fast integration. Permanent free tier of 3.000 emails per month, no trial expiry. Four clear tiers (Free, Starter, Pro, Business) that scale with your volume. Built-in deliverability tooling (SPF, DKIM, DMARC support) so your mail actually lands in the inbox. Fully EU-owned and EU-operated, not a US service with a European region toggle. Deployment and data residency approach Hosted on Hetzner infrastructure located in the EU, with no data leaving European data centers. Built on self-hosted Postal, so the full mail pipeline runs on infrastructure we control rather than a third-party black box. No reliance on US hyperscalers, which removes exposure to the US CLOUD Act and similar extraterritorial data access laws. GDPR and AVG compliance is structural, baked into where and how the service runs. How you compare to non-European alternatives Unlike US providers, your customer data is never subject to US jurisdiction or the CLOUD Act. Where larger players offer an "EU region" that is still owned and ultimately controlled by a US entity, WeSender is European end to end: ownership, hosting, and operations. Comparable developer experience and deliverability, without the compliance trade-off. A genuine sovereign-by-design option for teams that take data residency seriously.

Replaces

Wesender is an alternative to: Mailgun

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