One email API, no more frustration.
A good email provider isn't enough. You also need delivery optimization services.
Bounce handling and retry functionality should be independent from your email provider. Learn more ›
router Unified Email API
backup Smart Failover
Flute makes it easy to follow industry best-practices for boosting deliverability.
Now it's trivial to do segmentation, good bounce handling and reputation management.
Delivery optimization tech developed at the University of Toronto. Read the first whitepaper.
Ready to optimize your delivery?
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Drop-in dashboard for your provider.