API and SMTP sending for product email. Start free while you verify fit, then upgrade when paid plans open.
For small apps
For growing apps
Dedicated setup
No. zaSend runs the sending pipeline. You add DNS records for your domain, create an API key or SMTP key, and send through zaSend.
Both. Use the REST API for application code, or connect any SMTP client to smtp.zasend.com:587 with a domain sending key.
Email reputation is fragile. The free plan is meant for testing real transactional flows while we protect the shared sending infrastructure from abuse.
No email provider can honestly guarantee inbox placement. zaSend helps with the basics: SPF, DKIM, DMARC, bounce handling, suppressions, logs, and careful rate controls.
Yes. No contracts. Cancel anytime. Your data is yours.