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turboSMTP provides SMTP relay and HTTP API sending for applications, email clients, and CMS platforms. Start with account setup, create Consumer credentials, and send a message to an address you control.

Get Started

Choose SMTP or HTTP and follow the setup steps.

SMTP Setup

Configure hosts, encryption, and Consumer Key authentication.

Email API

Send JSON messages with HTML, attachments, and tracking identifiers.

API Reference

Find v2 routes, request fields, and response formats.

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Global and EU hosts

turboSMTP is an Italian company with European sending infrastructure. Use pro.turbo-smtp.com or pro.eu.turbo-smtp.com for SMTP, and api.turbo-smtp.com or api.eu.turbo-smtp.com for HTTP sending. See hosts and data residency to choose your route.

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Monitor and manage email

Domain Authentication

Configure SPF, DKIM, and DMARC for your sending domain.

Delivery Analytics

Inspect sent messages and their delivery status.

Webhooks

Receive delivery and engagement callbacks at your application.
The Free plan allows up to 200 emails per day. Feature trials, retention, and sending allowances vary by plan. Check plans and billing and the current pricing comparison before choosing a plan.