Enterprise
Pricing
Explore API
Get a demo
Get started
Now livetag icon
Ad Intelligence Presents: Ads in ChatGPT & Google. Download the reportbanner icon
System1

April 2026

System1 Market Share Analysis for April 2026

System1 is an American Internet advertising company. Formerly known as OpenMail, it was founded in 2013.
Jobs and Career > Jobs and Employment
Domainsystem1.com
Year Founded2013
Employees201 - 500
Annual Revenue$200M - $500M
HQ:United States, California, Marina del Rey
system1.com
System1
System1 (including company regionals)
  • system1.com
    system1.com
See more website traffic and engagement information

System1 Revenue up to April 2026 is 200M - 500M

revenue generated by System1 top domains

System1 top domains revenue over 3 years

Revenue for System1 top domains

system1.comsystem1.com200M - 500M
See more with Sales Intelligence

Total visits to System1's top domains

Understand System1 market share and potential market reach.

Total visits last 3 months

Subsidiaries Breakdown
system1.comsystem1.com47K
See more with Sales Intelligence

Avg. visit duration in System1's top domains

Analyze System1 engagement metrics.

Average visit duration last 3 months

Subsidiaries Breakdown
system1.comsystem1.com00:00:14
See more with Sales Intelligence

Avg. pageviews on System1's top domains

See how System1 keep users engaged, nurture their interest, and encourage them to take the next step.

Average page views last 3 months

Subsidiaries Breakdown
system1.comsystem1.com1.51
See more with Sales Intelligence

Want to gain deeper traffic insights?

Filter 20.3M+ online businesses. Discover new leads when their traffic spikes, when they start or stop using technologies, or when they get positive press.

System1 top competitors by domain

Top similar sites in April 2026, ranked by their affinity

Benchmark Your Digital Performance

Identify high-value opportunities, track your performance, and win your market.

Top technologies used by System1

These are the website technologies, by industry, used by System1 top domains

Advertising (50)

Google Adsense

Google Adsense

See all

Content Management System (4)

WordPress

WordPress

See all

Payment & Currencies (4)

Visa

Visa

See all

Conversion & Analytics (3)

Google Analytics

Google Analytics

See all

More Technologies

10

See all

Ready to discover high quality prospects?

Identify what technologies a website uses to craft the perfect sales pitch, and shorten the sales cycle with the Similarweb Sales Intelligence Solution.

News & Signals from System1

With Similarweb Sales signals alerts, you’ll receive daily updates of recognized buying signals whenever new opportunities or threats arise in your target audience.

NewsSystem1 had revenue of $37.2M on Jan 1st '26.System1, Inc. reported first quarter 2026 results with revenue of $37.2 million, down from $74.5 million a year earlier.
May 12, 2026Read More
NewsSystem1 launches Private Maps by MapQuest.A smidgen ago, System1 launched, "Private Maps by MapQuest," which uses the tech of MapQuest to allow folks to have an app that doesn't, "Save," information about users in a sense.
March 19, 2026Read More
NewsCannae Holdings Inc. sells assets to System1.System1 (NYSE: SST) insiders' Kenloch Holdings buy 2.34M shares from Cannae.
December 3, 2025Read More

See all System1 signals

Focus your sales teams on the most promising opportunities. By prioritizing opportunities and engaging at the right time, you can optimize efforts and close more deals.