Zscaler
Zscalar is a cloud security platform that provides protection against cyber attacks, data breaches and data losses.
Market Share of Zscaler
Current Customer(s)
3391
Market Share (Est.)
0.06%
Ranking
#12
Top Competitors and Alternatives of Zscaler
The top three of Zscaler’s competitors in the Network Security category are Cloudflare with 97.13%, Hornetsecurity Spamfilter with 0.61%, OneLogin with 0.36% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| Cloudflare | 5169374 | 97.13% | Zscaler vs Cloudflare |
| Hornetsecurity Spamfilter | 32526 | 0.61% | Zscaler vs Hornetsecurity Spamfilter |
| OneLogin | 19259 | 0.36% | Zscaler vs OneLogin |
| Okta | 18273 | 0.34% | Zscaler vs Okta |
| Sophos | 7878 | 0.15% | Zscaler vs Sophos |
| SonicWall | 7727 | 0.15% | Zscaler vs SonicWall |
| Microsoft Forefront | 7340 | 0.14% | Zscaler vs Microsoft Forefront |
| DESwrap | 6958 | 0.13% | Zscaler vs DESwrap |
| Palo Alto Networks | 4407 | 0.08% | Zscaler vs Palo Alto Networks |
| Aruba Networks | 4338 | 0.08% | Zscaler vs Aruba Networks |
| Spiceworks | 3916 | 0.07% | Zscaler vs Spiceworks |
| Genesys Cloud | 2713 | 0.05% | Zscaler vs Genesys Cloud |
| Nmap | 2646 | 0.05% | Zscaler vs Nmap |
| OpenVPN | 2234 | 0.04% | Zscaler vs OpenVPN |
| Snort | 1693 | 0.03% | Zscaler vs Snort |
| Sumo Logic | 1521 | 0.03% | Zscaler vs Sumo Logic |
| Azure Virtual WAN | 1500 | 0.03% | Zscaler vs Azure Virtual WAN |
| Amazon Inspector | 1356 | 0.03% | Zscaler vs Amazon Inspector |
| ConnectWise Automate | 1349 | 0.03% | Zscaler vs ConnectWise Automate |
| Huawei Networking | 1347 | 0.03% | Zscaler vs Huawei Networking |
Popular Comparisons
Top Competitors and Alternatives of Zscaler
The top three of Zscaler’s competitors in the Network Security category are Cloudflare with 97.13%, Hornetsecurity Spamfilter with 0.61%, OneLogin with 0.36% market share.
Zscaler vs Cloudflare
Zscaler vs Hornetsecurity Spamfilter
Zscaler vs OneLogin
Zscaler vs Okta
Zscaler vs Sophos
Zscaler vs SonicWall
Zscaler vs Microsoft Forefront
Zscaler vs DESwrap
Customers of Zscaler
Around the world in 2025, over 3388 companies have started using Zscaler as Network Security tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Salesforce | 10,000+ | San Francisco | California | United States |     |
| Mitie | 10,000+ | London | England | United Kingdom | |
| Truist | 10,000+ | Charlotte | North Carolina | United States | |
| Avaya | 10,000+ | Santa Clara | California | United States | |
| Dentsu | 10,000+ | Tokyo | Tokyo | Japan | |
| Johnson Matthey | 10,000+ | London | England | United Kingdom | |
| Coles | 10,000+ | Hawthorn East | Victoria | Australia | |
| Allegis Group | 10,000+ | Hanover | Maryland | United States | |
| Hub International Ltd. | 10,000+ | Chicago | Illinois | United States | |
| Whitbread Plc | 10,000+ | Dunstable | England | United Kingdom | |
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Zscaler Customers by Products and Services
The top three products and services offering customers that use Zscaler for Network Security are Cybersecurity (92), Cloud Services (87), Managed Services (78).
Customers
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Zscaler Customers by Employee Size
The majority of Zscaler's customers for the network-security category fall in the company size of 10,000+ employees (572 companies), 0 - 9 employees (511 companies), 1,000 - 4,999 employees (496 companies).
Employee Size
Zscaler Customers by Geography
The top three geographies of Zscaler for network-security are the United States with 1559(57.15%), United Kingdom with 322(11.80%), France with 163(5.98%) customers respectively.
Customers
Employees of Zscaler
Also see other Products/Services by Zscaler in:
FAQ
Find answers to the most often asked questions by users.
Who are the top Zscaler competitors?
Zscaler’s Top competitors in the network-security category are Cloudflare, Hornetsecurity Spamfilter, OneLogin. You can view a full list of Zscaler competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Zscaler and 40,000 other technologies on the internet. You can also compare Zscaler and its feature with top competitors here : Zscaler vs Cloudflare Zscaler vs Hornetsecurity Spamfilter Zscaler vs OneLogin.
What is Zscaler customer distribution based on company size?
What is Zscaler market share in the network-security?
What are the top countries that use Zscaler?
What are the top industries that use Zscaler?
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