# Top 10 Zscaler OT/IoT Segmentation Alternatives & Competitors If you are considering Zscaler OT/IoT Segmentation, you may also want to investigate similar alternatives or competitors to find the best solution. Other important factors to consider when researching alternatives to Zscaler OT/IoT Segmentation include ease of use and reliability. The best overall Zscaler OT/IoT Segmentation alternative is Cisco Duo. Other similar apps like Zscaler OT/IoT Segmentation are ThreatLocker Zero Trust Platform, Check Point Cloud Firewall (formerly CloudGuard Network Security), FortiClient, and TrendAI Vision One. Zscaler OT/IoT Segmentation alternatives can be found in [Microsegmentation Software](https://www.g2.com/categories/microsegmentation) but may also be in [Zero Trust Networking Software](https://www.g2.com/categories/zero-trust-networking) or [Zero Trust Platforms](https://www.g2.com/categories/zero-trust-platforms). ## Best Paid & Free Alternatives to Zscaler OT/IoT Segmentation - [Cisco Duo](https://www.g2.com/products/cisco-duo/reviews) - [ThreatLocker Zero Trust Platform](https://www.g2.com/products/threatlocker-zero-trust-platform/reviews) - [Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/products/check-point-cloud-firewall-formerly-cloudguard-network-security/reviews) - [FortiClient](https://www.g2.com/products/forticlient/reviews) - [TrendAI Vision One](https://www.g2.com/products/trendai-vision-one/reviews) - [Absolute Secure Access](https://www.g2.com/products/absolute-secure-access/reviews) - [AlgoSec Horizon](https://www.g2.com/products/algosec-horizon/reviews) - [GoodAccess](https://www.g2.com/products/goodaccess/reviews) - [Faddom](https://www.g2.com/products/faddom/reviews) - [Cloudflare One (SASE)](https://www.g2.com/products/cloudflare-one-sase/reviews) ## Top 10 Alternatives to Zscaler OT/IoT Segmentation Recently Reviewed By G2 Community Browse options below. Based on reviewer data, you can see how Zscaler OT/IoT Segmentation stacks up to the competition and find the best product for your business. ### 1. [Cisco Duo](https://www.g2.com/products/cisco-duo/reviews) By Cisco **Average Rating:** 4.5/5 **Total Reviews:** 517 Duo is a cloud-based access security platform built to protect access to any application, from any device. Duo’s passwordless authentication, single sign-on (SSO) and user-friendly multi-factor authentication make secure logins easy for users, reducing friction to their workflow. Categories in common with Zscaler OT/IoT Segmentation: [Zero Trust Platforms](https://www.g2.com/categories/zero-trust-platforms) **Compare:** [Zscaler OT/IoT Segmentation vs Cisco Duo](https://www.g2.com/compare/cisco-duo-vs-zscaler-ot-iot-segmentation) **Compare Cisco Duo with other alternatives:** - [Cisco Duo vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/cisco-duo-vs-threatlocker-zero-trust-platform) - [Cisco Duo vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-cisco-duo) - [Cisco Duo vs FortiClient](https://www.g2.com/compare/cisco-duo-vs-forticlient) - [Cisco Duo vs TrendAI Vision One](https://www.g2.com/compare/cisco-duo-vs-trendai-vision-one) - [Cisco Duo vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-cisco-duo) - [Cisco Duo vs AlgoSec Horizon](https://www.g2.com/compare/algosec-horizon-vs-cisco-duo) - [Cisco Duo vs GoodAccess](https://www.g2.com/compare/cisco-duo-vs-goodaccess) - [Cisco Duo vs Faddom](https://www.g2.com/compare/cisco-duo-vs-faddom) - [Cisco Duo vs Cloudflare One (SASE)](https://www.g2.com/compare/cisco-duo-vs-cloudflare-one-sase) ### 2. [ThreatLocker Zero Trust Platform](https://www.g2.com/products/threatlocker-zero-trust-platform/reviews) By Threatlocker Inc **Average Rating:** 4.8/5 **Total Reviews:** 480 Get unprecedented visibility and control of your cybersecurity, quickly, easily, and cost-effectively. Schedule a free product demonstration and ThreatLocker will show you how. Categories in common with Zscaler OT/IoT Segmentation: [Zero Trust Platforms](https://www.g2.com/categories/zero-trust-platforms) **Compare:** [Zscaler OT/IoT Segmentation vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/threatlocker-zero-trust-platform-vs-zscaler-ot-iot-segmentation) **Compare ThreatLocker Zero Trust Platform with other alternatives:** - [ThreatLocker Zero Trust Platform vs Cisco Duo](https://www.g2.com/compare/cisco-duo-vs-threatlocker-zero-trust-platform) - [ThreatLocker Zero Trust Platform vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-threatlocker-zero-trust-platform) - [ThreatLocker Zero Trust Platform vs FortiClient](https://www.g2.com/compare/forticlient-vs-threatlocker-zero-trust-platform) - [ThreatLocker Zero Trust Platform vs TrendAI Vision One](https://www.g2.com/compare/threatlocker-zero-trust-platform-vs-trendai-vision-one) - [ThreatLocker Zero Trust Platform vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-threatlocker-zero-trust-platform) - [ThreatLocker Zero Trust Platform vs AlgoSec Horizon](https://www.g2.com/compare/algosec-horizon-vs-threatlocker-zero-trust-platform) - [ThreatLocker Zero Trust Platform vs GoodAccess](https://www.g2.com/compare/goodaccess-vs-threatlocker-zero-trust-platform) - [ThreatLocker Zero Trust Platform vs Faddom](https://www.g2.com/compare/faddom-vs-threatlocker-zero-trust-platform) - [ThreatLocker Zero Trust Platform vs Cloudflare One (SASE)](https://www.g2.com/compare/cloudflare-one-sase-vs-threatlocker-zero-trust-platform) ### 3. [Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/products/check-point-cloud-firewall-formerly-cloudguard-network-security/reviews) By Check Point Software Technologies **Average Rating:** 4.4/5 **Total Reviews:** 290 Check Point CloudGuard Network Security for private and public cloud platforms is designed to protect assets in the cloud against the most sophisticated threats. Categories in common with Zscaler OT/IoT Segmentation: [Microsegmentation](https://www.g2.com/categories/microsegmentation) **Compare:** [Zscaler OT/IoT Segmentation vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-zscaler-ot-iot-segmentation) **Compare Check Point Cloud Firewall (formerly CloudGuard Network Security) with other alternatives:** - [Check Point Cloud Firewall (formerly CloudGuard Network Security) vs Cisco Duo](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-cisco-duo) - [Check Point Cloud Firewall (formerly CloudGuard Network Security) vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-threatlocker-zero-trust-platform) - [Check Point Cloud Firewall (formerly CloudGuard Network Security) vs FortiClient](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-forticlient) - [Check Point Cloud Firewall (formerly CloudGuard Network Security) vs TrendAI Vision One](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-trendai-vision-one) - [Check Point Cloud Firewall (formerly CloudGuard Network Security) vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-check-point-cloud-firewall-formerly-cloudguard-network-security) - [Check Point Cloud Firewall (formerly CloudGuard Network Security) vs AlgoSec Horizon](https://www.g2.com/compare/algosec-horizon-vs-check-point-cloud-firewall-formerly-cloudguard-network-security) - [Check Point Cloud Firewall (formerly CloudGuard Network Security) vs GoodAccess](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-goodaccess) - [Check Point Cloud Firewall (formerly CloudGuard Network Security) vs Faddom](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-faddom) - [Check Point Cloud Firewall (formerly CloudGuard Network Security) vs Cloudflare One (SASE)](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-cloudflare-one-sase) ### 4. [FortiClient](https://www.g2.com/products/forticlient/reviews) By Fortinet **Average Rating:** 4.4/5 **Total Reviews:** 275 FortiClient Fabric Agent integrates endpoints into the Security Fabric and provides endpoint telemetry, including user identity, protection status, risk scores, unpatched vulnerabilities, security events, and more. Categories in common with Zscaler OT/IoT Segmentation: [Zero Trust Platforms](https://www.g2.com/categories/zero-trust-platforms) **Compare:** [Zscaler OT/IoT Segmentation vs FortiClient](https://www.g2.com/compare/forticlient-vs-zscaler-ot-iot-segmentation) **Compare FortiClient with other alternatives:** - [FortiClient vs Cisco Duo](https://www.g2.com/compare/cisco-duo-vs-forticlient) - [FortiClient vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/forticlient-vs-threatlocker-zero-trust-platform) - [FortiClient vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-forticlient) - [FortiClient vs TrendAI Vision One](https://www.g2.com/compare/forticlient-vs-trendai-vision-one) - [FortiClient vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-forticlient) - [FortiClient vs AlgoSec Horizon](https://www.g2.com/compare/algosec-horizon-vs-forticlient) - [FortiClient vs GoodAccess](https://www.g2.com/compare/forticlient-vs-goodaccess) - [FortiClient vs Faddom](https://www.g2.com/compare/faddom-vs-forticlient) - [FortiClient vs Cloudflare One (SASE)](https://www.g2.com/compare/cloudflare-one-sase-vs-forticlient) ### 5. [TrendAI Vision One](https://www.g2.com/products/trendai-vision-one/reviews) By TrendAI **Average Rating:** 4.7/5 **Total Reviews:** 251 Trend Micro Vision One (XDR) collects and correlates deep activity data across multiple vectors - email, endpoints, servers, cloud workloads, and networks - enabling a level of detection and investigation that is difficult or impossible to achieve with SIEM or individual point solutions. Categories in common with Zscaler OT/IoT Segmentation: [Zero Trust Platforms](https://www.g2.com/categories/zero-trust-platforms) **Compare:** [Zscaler OT/IoT Segmentation vs TrendAI Vision One](https://www.g2.com/compare/trendai-vision-one-vs-zscaler-ot-iot-segmentation) **Compare TrendAI Vision One with other alternatives:** - [TrendAI Vision One vs Cisco Duo](https://www.g2.com/compare/cisco-duo-vs-trendai-vision-one) - [TrendAI Vision One vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/threatlocker-zero-trust-platform-vs-trendai-vision-one) - [TrendAI Vision One vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-trendai-vision-one) - [TrendAI Vision One vs FortiClient](https://www.g2.com/compare/forticlient-vs-trendai-vision-one) - [TrendAI Vision One vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-trendai-vision-one) - [TrendAI Vision One vs AlgoSec Horizon](https://www.g2.com/compare/algosec-horizon-vs-trendai-vision-one) - [TrendAI Vision One vs GoodAccess](https://www.g2.com/compare/goodaccess-vs-trendai-vision-one) - [TrendAI Vision One vs Faddom](https://www.g2.com/compare/faddom-vs-trendai-vision-one) - [TrendAI Vision One vs Cloudflare One (SASE)](https://www.g2.com/compare/cloudflare-one-sase-vs-trendai-vision-one) ### 6. [Absolute Secure Access](https://www.g2.com/products/absolute-secure-access/reviews) By Absolute Security **Average Rating:** 4.7/5 **Total Reviews:** 225 Absolute Secure Access delivers modern remote access for highly mobile workforces without sacrificing productivity. It provides reliable network connectivity for users to securely access critical resources in the public cloud, private data centers, or on-premises -- even in challenging environments. It is the only solution that proactively optimizes and improves the employee experience while offering deep visibility, control, and analytics to IT administrators. Categories in common with Zscaler OT/IoT Segmentation: [Zero Trust Platforms](https://www.g2.com/categories/zero-trust-platforms) **Compare:** [Zscaler OT/IoT Segmentation vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-zscaler-ot-iot-segmentation) **Compare Absolute Secure Access with other alternatives:** - [Absolute Secure Access vs Cisco Duo](https://www.g2.com/compare/absolute-secure-access-vs-cisco-duo) - [Absolute Secure Access vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/absolute-secure-access-vs-threatlocker-zero-trust-platform) - [Absolute Secure Access vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/absolute-secure-access-vs-check-point-cloud-firewall-formerly-cloudguard-network-security) - [Absolute Secure Access vs FortiClient](https://www.g2.com/compare/absolute-secure-access-vs-forticlient) - [Absolute Secure Access vs TrendAI Vision One](https://www.g2.com/compare/absolute-secure-access-vs-trendai-vision-one) - [Absolute Secure Access vs AlgoSec Horizon](https://www.g2.com/compare/absolute-secure-access-vs-algosec-horizon) - [Absolute Secure Access vs GoodAccess](https://www.g2.com/compare/absolute-secure-access-vs-goodaccess) - [Absolute Secure Access vs Faddom](https://www.g2.com/compare/absolute-secure-access-vs-faddom) - [Absolute Secure Access vs Cloudflare One (SASE)](https://www.g2.com/compare/absolute-secure-access-vs-cloudflare-one-sase) ### 7. [AlgoSec Horizon](https://www.g2.com/products/algosec-horizon/reviews) By AlgoSec **Average Rating:** 4.5/5 **Total Reviews:** 224 AlgoSec is a business-driven security management solution. Categories in common with Zscaler OT/IoT Segmentation: [Microsegmentation](https://www.g2.com/categories/microsegmentation) **Compare:** [Zscaler OT/IoT Segmentation vs AlgoSec Horizon](https://www.g2.com/compare/algosec-horizon-vs-zscaler-ot-iot-segmentation) **Compare AlgoSec Horizon with other alternatives:** - [AlgoSec Horizon vs Cisco Duo](https://www.g2.com/compare/algosec-horizon-vs-cisco-duo) - [AlgoSec Horizon vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/algosec-horizon-vs-threatlocker-zero-trust-platform) - [AlgoSec Horizon vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/algosec-horizon-vs-check-point-cloud-firewall-formerly-cloudguard-network-security) - [AlgoSec Horizon vs FortiClient](https://www.g2.com/compare/algosec-horizon-vs-forticlient) - [AlgoSec Horizon vs TrendAI Vision One](https://www.g2.com/compare/algosec-horizon-vs-trendai-vision-one) - [AlgoSec Horizon vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-algosec-horizon) - [AlgoSec Horizon vs GoodAccess](https://www.g2.com/compare/algosec-horizon-vs-goodaccess) - [AlgoSec Horizon vs Faddom](https://www.g2.com/compare/algosec-horizon-vs-faddom) - [AlgoSec Horizon vs Cloudflare One (SASE)](https://www.g2.com/compare/algosec-horizon-vs-cloudflare-one-sase) ### 8. [GoodAccess](https://www.g2.com/products/goodaccess/reviews) By Goodaccess **Average Rating:** 4.7/5 **Total Reviews:** 166 GoodAccess is a Zero Trust cybersecurity platform (SASE/SSE) built for medium-sized businesses (50–5000+ employees). It enables rapid, low-code/no-code deployment—without hardware or expert staff—to secure remote and hybrid teams. With identity-based access, BYOD protection, network segmentation, and full visibility, GoodAccess simplifies enterprise-grade security for modern, multi-cloud environments. Categories in common with Zscaler OT/IoT Segmentation: [Zero Trust Platforms](https://www.g2.com/categories/zero-trust-platforms) **Compare:** [Zscaler OT/IoT Segmentation vs GoodAccess](https://www.g2.com/compare/goodaccess-vs-zscaler-ot-iot-segmentation) **Compare GoodAccess with other alternatives:** - [GoodAccess vs Cisco Duo](https://www.g2.com/compare/cisco-duo-vs-goodaccess) - [GoodAccess vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/goodaccess-vs-threatlocker-zero-trust-platform) - [GoodAccess vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-goodaccess) - [GoodAccess vs FortiClient](https://www.g2.com/compare/forticlient-vs-goodaccess) - [GoodAccess vs TrendAI Vision One](https://www.g2.com/compare/goodaccess-vs-trendai-vision-one) - [GoodAccess vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-goodaccess) - [GoodAccess vs AlgoSec Horizon](https://www.g2.com/compare/algosec-horizon-vs-goodaccess) - [GoodAccess vs Faddom](https://www.g2.com/compare/faddom-vs-goodaccess) - [GoodAccess vs Cloudflare One (SASE)](https://www.g2.com/compare/cloudflare-one-sase-vs-goodaccess) ### 9. [Faddom](https://www.g2.com/products/faddom/reviews) By Faddom **Average Rating:** 4.5/5 **Total Reviews:** 111 With Faddom, you gain granular visibility of your entire IT environment, mapping your applications, networks and dependencies in real-time. Uniquely, Faddom works without credentials, firewalls or agents. Faddom is completely platform-agnostic and has limitless use-cases from cloud migration to cost optimization. Categories in common with Zscaler OT/IoT Segmentation: [Microsegmentation](https://www.g2.com/categories/microsegmentation) **Compare:** [Zscaler OT/IoT Segmentation vs Faddom](https://www.g2.com/compare/faddom-vs-zscaler-ot-iot-segmentation) **Compare Faddom with other alternatives:** - [Faddom vs Cisco Duo](https://www.g2.com/compare/cisco-duo-vs-faddom) - [Faddom vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/faddom-vs-threatlocker-zero-trust-platform) - [Faddom vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-faddom) - [Faddom vs FortiClient](https://www.g2.com/compare/faddom-vs-forticlient) - [Faddom vs TrendAI Vision One](https://www.g2.com/compare/faddom-vs-trendai-vision-one) - [Faddom vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-faddom) - [Faddom vs AlgoSec Horizon](https://www.g2.com/compare/algosec-horizon-vs-faddom) - [Faddom vs GoodAccess](https://www.g2.com/compare/faddom-vs-goodaccess) - [Faddom vs Cloudflare One (SASE)](https://www.g2.com/compare/cloudflare-one-sase-vs-faddom) ### 10. [Cloudflare One (SASE)](https://www.g2.com/products/cloudflare-one-sase/reviews) By Cloudflare, Inc. **Average Rating:** 4.6/5 **Total Reviews:** 104 Cloudflare Area 1 Security identifies and prevents advanced socially engineered attacks before they impact your enterprise. Categories in common with Zscaler OT/IoT Segmentation: [Zero Trust Platforms](https://www.g2.com/categories/zero-trust-platforms) **Compare:** [Zscaler OT/IoT Segmentation vs Cloudflare One (SASE)](https://www.g2.com/compare/cloudflare-one-sase-vs-zscaler-ot-iot-segmentation) **Compare Cloudflare One (SASE) with other alternatives:** - [Cloudflare One (SASE) vs Cisco Duo](https://www.g2.com/compare/cisco-duo-vs-cloudflare-one-sase) - [Cloudflare One (SASE) vs ThreatLocker Zero Trust Platform](https://www.g2.com/compare/cloudflare-one-sase-vs-threatlocker-zero-trust-platform) - [Cloudflare One (SASE) vs Check Point Cloud Firewall (formerly CloudGuard Network Security)](https://www.g2.com/compare/check-point-cloud-firewall-formerly-cloudguard-network-security-vs-cloudflare-one-sase) - [Cloudflare One (SASE) vs FortiClient](https://www.g2.com/compare/cloudflare-one-sase-vs-forticlient) - [Cloudflare One (SASE) vs TrendAI Vision One](https://www.g2.com/compare/cloudflare-one-sase-vs-trendai-vision-one) - [Cloudflare One (SASE) vs Absolute Secure Access](https://www.g2.com/compare/absolute-secure-access-vs-cloudflare-one-sase) - [Cloudflare One (SASE) vs AlgoSec Horizon](https://www.g2.com/compare/algosec-horizon-vs-cloudflare-one-sase) - [Cloudflare One (SASE) vs GoodAccess](https://www.g2.com/compare/cloudflare-one-sase-vs-goodaccess) - [Cloudflare One (SASE) vs Faddom](https://www.g2.com/compare/cloudflare-one-sase-vs-faddom) ## Explore Articles - [Best conversational AI platforms for website integration](https://www.g2.com/discussions/what-are-the-best-conversational-ai-platforms-for-website-integration) - [Most user-friendly CRM for sales teams](https://www.g2.com/discussions/most-user-friendly-crm-for-sales-teams) - [Best voice transcription software for business meetings](https://www.g2.com/discussions/best-voice-transcription-software-for-business-meetings) - [Top tools for running multi-channel marketing campaigns](https://www.g2.com/discussions/what-are-the-top-tools-for-running-effective-multi-channel-marketing-campaigns) - [Best app development software for rapid prototyping](https://www.g2.com/discussions/best-app-development-software-for-rapid-prototyping) - [Best rated security compliance service for IT sector](https://www.g2.com/discussions/what-s-the-best-rated-security-compliance-service-for-the-it-sector) ## Spotlight Categories - [Field Service Management Software](https://www.g2.com/categories/field-service-management) - [Enterprise Risk Management (ERM) Software](https://www.g2.com/categories/enterprise-risk-management-erm) - [Performance Management Software](https://www.g2.com/categories/performance-management)