Who it's for
Built for teams that take email seriously
From your first transactional email to high-volume campaigns — Relayly fits the way modern teams send.
PlatformOne APITransactional + marketing in a single integration
ValidationReal-timeEvery address checked before it costs a bounce
DeliverabilityAutomatedIP warmup, reputation and suppression built in
WebhooksSignedHMAC-SHA256 events with automatic retries
For SaaS & product teams
Send sign-ups, receipts, alerts, and password resets reliably — with logs and signed webhooks so you always know what landed.
For e-commerce
Run order confirmations, shipping updates, and marketing campaigns from one platform, with validation that keeps lists clean and costs low.
For developers & platforms
A documented REST API, scoped keys, idempotency, and SDKs for Python and Node — embed email into your product in minutes.