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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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. 

Zillow Logo

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.

Financial Times Logo

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

Pandemic Benchmarks
By George Schlossnagle

Pandemic-Focused Email Benchmark Assessment

Email Volume, Engagement and Inbox Rates Since March 2020 It’s been a while since we’ve provided an update on email benchmark trends in light of the pandemic and the ever-evolving situation that has unfolded over the last 16 months. We like to check in periodically to keep tabs on what is happening when it comes

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Interns Overview Opinions Experiences
By Lauren Stein

The SparkPost Interns: Ready to Tackle the World of Tech

Intern: A student or trainee who works – sometimes without pay – at a trade or occupation in order to gain work experience. SparkPost Intern: A student who bestows the best opportunity to build their resumé, work and learn from incredible colleagues, make a difference within a company, collaborate across the company, and have a

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SparkPost Panel Data
By George Schlossnagle

Accuracy of SparkPost’s Permissioned Panel Data

One of the questions we regularly receive about our Permissioned Email Panel is how accurate it is in terms of forecasting inbox rates. Historically, this has been a difficult question to answer with any authority as there was no source of ground truth to measure against, and so opinions (and general faith in sample statistics)

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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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