“SparkPost provides us with the real-time email metrics we need. We can dynamically adjust our content and how we send email based on live feedback. All messages are one-to-one, based on users’ interests.”

“With SparkPost’s advice, we can find and solve problems before they become widespread and hard to mitigate. The proactive support we get from the team and their around-the-clock availability are second to none!”

"The core of Iterable’s business is giving marketers intuitive tools to send emails and push notifications…Our volumes are at an all-time high.”