The new way to do transactional email.
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A supported SMTP server or an account with one of the above providers is required.
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A highly reliable, massively scalable API with no provider lock-in.
The old way
Vendor lock-in, no routing control
Sporadic email delivery failures, delays, errors and bounces
No ability to search full email content and logs
The new way
Switch providers or your own servers instantly
Automatically fix costly errors/downtime with Smart Failover™
Full content Elasticsearch on all your email data
Our secret sauce is called Smart Failover, which was designed to deal with all sorts of sporadic delivery issues
that happen regularly with major providers, from queuing delays to bad neighborhood IP bounces.
Implementing segmented environments, Smart Failover, and other best practices at Flute can typically result in 1% to 10% improvements in email deliverability.
*Granted, your mileage may vary.
Developed at the University of Toronto. Read the first official whitepaper.
Get started in minutes, for free.
For a limited time, contact us and we’ll also check that your SPF, DKIM and DMARC configurations are tuned for maximum deliverability.
Currently in public beta.