Mailstroom

Mailstroom is a professional communication platform from Mail-Deliver, designed for municipalities, businesses and nonprofit organizations. Trusted by municipalities and organizations since 2018, it has delivered more than 10 million newsletters. The service helps teams create and send accessible, branded newsletters, with templates that simplify editing and support for automatic content imports through RSS feeds. Organizations can tailor content to subscribers’ interests and track opens and clicks in real time.

Accessibility and data protection are central to the platform. Newsletters support screen readers, high contrast, larger text, OpenDyslexic type and a read-aloud feature, while AI assistance can generate image descriptions. Data is hosted in the Netherlands, with double opt-in and an audit trail. Secure sign-in options and team permissions help protect accounts and organize collaboration.

Mailstroom also supports press releases, including professional formatting and a searchable archive, and event invitations, registrations and reminders. Additional services include subscriber migration, WordPress forms, custom integrations and personal support.