Reach The Inbox

Plan, execute, and optimize your email programs with the industry's most trusted email sending and deliverability platform

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# 100

We deliver nearly 40% of
all B2C & B2B email

1.8 Billion

Over 1.8 billion unique devices engaged in the cloud

99.9 %

Uptime,
guaranteed by SLA

Trusted · Reliable · Powerful · Innovative

SparkPost Email Sending & Deliverability Platform

SparkPost is the world’s largest and most reliable email sender, delivering nearly 40% of all commercial emailthat’s 4 to 5 trillion sends annuallyand also has the world’s largest email data footprint to help enterprise-level brands make data-driven decisions to improve their email performance.

Email sending

Trusted to deliver 40% of all commercial email

The world’s most sophisticated enterprise-level senders trust SparkPost for its high standards of performance, reliability, speed, and security.

Get started today with SparkPost cloud sending APIs.

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SparkPost Signals interface illustration
  • Email Expertise
  • Graph icon Data & Intelligence
  • Security, Privacy, & Compliance

Elevate Email

Why SparkPost?

The SparkPost platform is powered by the industry’s largest data network, a team of email experts to help brands elevate every aspect of their email program, and a security and compliance posture to support even the most regulated industries. The world’s most sophisticated senders trust SparkPost to elevate their email.

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Case Studies

Don't Just Take Our Word For It

Brands like Twitter, Pinterest, and Adobe leverage SparkPost to elevate their email performance and unleash the power of their email program. On average, our customers experience open and click rates that are 4x above the status quo.

For brands that rely on email communication, our reliable sending technology and powerful analytics are the perfect recipe for success. 

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For Zillow, it’s about more than just zip codes.

Zillow uses SparkPost to ensure home buyers have reliable access to all the info they need to find their dream home.

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Email drives digital engagement & growth at the Financial Times

Learn how the Financial Times delivers email, engagement, and digital growth for its business, using SparkPost’s email API.

Resources

Content By Our Experts

Deliverability Analytics
By Haley Solomon

#BetterTogether: The SparkPost Deliverability Analytics Origin Story

When SparkPost acquired eDataSource a year and a half ago, the newly combined leadership team set out a compelling vision that turned into an internal mantra of sorts: we aren’t just as good as we were separately, we are in fact #BetterTogether.  Our teams rallied around this vision and worked to enact this principle from

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Email Metrics
By Darren Smith

Streamline Customer Onboarding for Email Service Providers

Configuring an Intermediary Domain for DKIM  As an email service provider (ESP), there are many different priorities and considerations that you’re factoring – especially when starting out – and one of the most important is for your customers to have an easy onboarding experience. You want customers to successfully set up their integration with your

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Ransomware Attack Keseya Vendors
By Jim Sipe

SparkPost Was Not Affected by the Kaseya Security Incident

As you may have seen in the news, software vendor Kaseya has announced that between 800 and 1,500 businesses have been compromised by a ransomware attack connected to their business. Kaseya said in a statement that approximately 50 of its direct customers were breached in the attack but hundreds more were affected because many of

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Email in 2021

If you’re in the midst of planning your 2021 email strategy or have an interest in understanding where the industry is headed check out our latest benchmark report.

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