For your web site or application’s critical emails, rely on SparkPost.
Better inbox delivery
Third-party data proves that SparkPost’s 96% user inbox rate is higher than any other service.
99.99% uptime reliability
Deliver email rain or shine with reliability and performance backed by SLAs with teeth.
Expert team in your corner
Our team of pros delivers technical expertise and full-service support on a first-name basis.
Trusted by the world’s biggest senders
The world’s most demanding senders rely on SparkPost to deliver billions of emails every day. That’s more than 25% of the world’s non-spam email.
Industry-leading inbox delivery
Email deliverability matters for driving user engagement. SparkPost customers see 96% of their email delivered on-time to user inboxes. That’s better than any other email delivery service. Our deliverability and anti-spam experts and integrated Adaptive Delivery technology ensure every sender has fewer bounces, blocks, and delays.
Guaranteed reliability and scalability
SparkPost delivers unmatched uptime and resilience, backed by SLAs with teeth. Our enterprise guarantees go deep, covering the SparkPost web app UI, data feeds, webhooks, and even business continuity. And only SparkPost can deliver guaranteed burst rates and low latency—no other provider can do it.
More real-time data for better user engagement
Only SparkPost provides API access to query more than 35 email user engagement metrics. And our real-time data streams aren’t limited to a single webhook—SparkPost allows multiple webhooks to different endpoints.
Expert support on a first-name basis
Can you count on a revolving cast with limited time and attention? SparkPost’s Technical Account Managers (TAMs) deliver full-service support on a first-name basis. They’re dedicated resources for customers of SparkPost’s Premium and Enterprise add-on plans.
Email delivery built for developers and product teams
It’s natural to wonder if SendGrid has become distracted pitching marketing tools. Helping developers and product teams build email into their applications is SparkPost’s only goal. We’re completely focused on building a high-performance email API that delivers a great experience for development teams.
The best value in email delivery
From our free developer account to every level of paid service, SparkPost is a hands-down better value. SparkPost’s pricing is a better value at all volumes, with plans ranging from 50,000 per month to 5 million or more. And unlike SendGrid, none of our plans are time-limited trials.
Easy migration from SendGrid
It’s easy to make the switch from SendGrid to SparkPost. Our SendGrid Migration Guide helps your development team make a quick transition and hit the ground running.
SparkPost is the trusted choice for product teams and enterprise senders
SparkPost offers industry-leading email deliverability, reliability, expert services, and developer support. Add it up, and it’s clear that SparkPost makes it easy to start fast, spend less, and deliver more.
Learn More about SparkPost
Discover why successful developers and product teams trust SparkPost.
Access the SparkPost Academy
Learn how to build better SaaS app with stronger user conversion, retention, and growth.
read moreSparkPost API Developer Docs
From endpoints and authentication to using Postman and cURL, everything you need to know about working with SparkPost API.
read moreWhy Zillow Chose SparkPost
Learn how Zillow relies on SparkPost to deliver core product notifications on time and to the inbox.
read more