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Transactional Email Software

Flowmailer

Transactional email and SMS API platform for one-to-one customer messages, with shared or dedicated IP addresses

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About Flowmailer

Flowmailer is a transactional email specialist that also offers an SMS API. It focuses on one-to-one messages rather than mass marketing, and says its platform is built for fast, reliable delivery. Its site carries material on GDPR, including a data processor agreement.

What Flowmailer offers

  • Email API — Delivery of transactional messages.
  • SMS API — SMS messaging through the same service.
  • IP options — Shared or dedicated IP addresses.
  • Data protection documents — A data processor agreement, a statement of housing, and technical and organizational measures.
  • Learning material — An academy, webinars and articles on spam marking, BIMI, blocklists and privacy.

Who it works with

Companies that need to send one-to-one messages to their customers, such as order and account notices.

Profile written by TrustList from the business's own published information, Oct 2026.

Categories & features

Rankings

As of 2026-10-05. Organic ranks only; sponsored placements are never ranks.

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