RapidSOS vs Zscaler
Side-by-side comparison of AI visibility scores, market position, and capabilities
RapidSOS is the leading emergency response AI company with $450M+ raised including $100M Series D from Apax Digital in Nov 2025 (unicorn at $1B+ valuation); 1B+ emergencies supported; serves 22,000+ agencies and 1M first responders;
About
RapidSOS is a New York-based public safety technology company founded in 2012 by Michael Martin and Nick Horelik with a mission to harness data and technology to protect lives in emergencies. The company built an intelligent emergency response platform — now known as RapidSOS HARMONY — that serves as critical data infrastructure between connected devices, apps, and 9-1-1 call centers across the United States. By automatically transmitting verified caller location, medical history, device sensor data, and real-time video to first responders the moment an emergency call is initiated, RapidSOS gives 911 dispatchers and field responders critical intelligence in the seconds that matter most.
San Jose zero trust security (NASDAQ: ZS) surpassing $3B ARR FY2025; 500B+ daily transactions across 160+ data centers for 8,650+ enterprises and 35% Forbes Global 2000 competing with Palo Alto Prisma for enterprise zero trust.
About
Zscaler is a San Jose, California-based cloud security company — publicly traded on NASDAQ (NASDAQ: ZS) at approximately $30 billion market capitalization — operating the world's largest security cloud, the Zscaler Zero Trust Exchange, that processes 500+ billion daily transactions across 160+ data centers globally. In fiscal year 2025 (ended July 31, 2025), Zscaler surpassed $3 billion in annual recurring revenue (ARR) with Q4 FY2025 revenue of $719.2 million (21% year-over-year growth), serving 8,650+ enterprise customers including 35% of the Forbes Global 2000. The platform's flagship products — Zscaler Internet Access (ZIA, secure web gateway), Zscaler Private Access (ZPA, zero trust network access), and Zscaler Digital Experience (ZDX, application performance monitoring) — have eliminated traditional VPN and network perimeter architectures for thousands of enterprises. Founded in 2007 by CEO Jay Chaudhry (serial security entrepreneur who built and sold four prior security companies); IPO March 2018.
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