Lettermint is a European-based transactional email service provider that helps businesses ensure their critical emails—like order confirmations, password resets, and notifications—reliably reach their customers' inboxes. Operating entirely within the EU, Lettermint combines GDPR-compliant infrastructure with developer-friendly tools including robust APIs, SDKs, and SMTP relay services. The platform stands out for its commitment to deliverability, privacy-focused analytics, and transparent pricing, making it an ideal choice for European businesses and developers who need a trusted partner for their transactional email needs. With support for multiple domains and scalable plans from free tier to enterprise, Lettermint simplifies email delivery while maintaining the highest standards of data protection and compliance.