Top paid & free alternatives to Tenable Nessus includes NinjaOne, Appknox, CrowdStrike Falcon, BMC Software, SolarWinds, BeyondTrust, Kiuwan, Snyk, Intruder and AlienVault USM. Analyze a range of top Vulnerability Management Tools that offer similar benefits at competitive prices. Empower your team by choosing the best Tenable Nessus competitor that meets your unique business requirements.
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Most Popular Tenable Nessus Alternatives
Product and vendor alternatives are selected from a pool of vendors/products in the market. SoftwareSuggest uses a combination of user responses to the question, “Which other vendor did you consider in your evaluation?”. We also consider the total review volume for those vendors/products within the market.
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Best Competitors and Alternatives to Tenable Nessus
Showing 1 - 11 of 34 products
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#2
Category Champions | 2026
User Review
This information is based on user reviews.
Migrated from GFI a few years back, and we love the ease of use. NinjaRMM is always improving its product and adding new features with every release! We love it! Read NinjaOne Reviews
Categories in Common with NinjaOne
Common Tenable Nessus and NinjaOne Alternatives
NinjaOne review compared to Tenable Nessus
"Made the switch and never looked back" - Joe Marks
Most users consider NinjaOne is an excellent Tenable Nessus alternative.
90% of users recommend this product
This information is based on user submitted reviews.
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#3
Contenders | 2026
User Review
This information is based on user reviews.
Appknox is one of the best tools needed for developers who have built simple app environments with better checking systems. Coding and Appknox are coming together to take my profession to another level. Read Appknox Reviews
Categories in Common with Appknox
Software Testing Tools
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Cyber Security Software
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Vulnerability Management Tools
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API Management Tools
Alternatives of Appknox and Tenable Nessus
Appknox review compared to Tenable Nessus
"Apps now easy to maintain" - Adam Ornold - Managment
Most users consider Appknox is an excellent Tenable Nessus alternative.
100% of users recommend this product
This information is based on user submitted reviews.
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#4
Emergents | 2026
User Review
This information is based on user reviews.
A powerful new layer for superior protection of your networks. Read CrowdStrike Falcon Reviews
Categories in Common with CrowdStrike Falcon
Asset Management Software
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Cyber Security Software
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Endpoint Security Software
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Vulnerability Management Tools
Common Tenable Nessus and CrowdStrike Falcon Alternatives
CrowdStrike Falcon review compared to Tenable Nessus
"High-end detection and prevention from attacks" - Traci Mundale
94% of users recommend this product
This information is based on user submitted reviews.
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#5
Contenders | 2026
User Review
This information is based on user reviews.
I have used this software for a while now, and its features have never failed to amaze me. I have been managing the cost and maintenance of all my assets with the help of this software, which is why I can rely on its accuracy and solutions. Read BMC Software Reviews
Categories in Common with BMC Software
CRM Software
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Service Desk Management Software
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Database Management System
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Client Management Software
Common Tenable Nessus and BMC Software Alternatives
BMC Software review compared to Tenable Nessus
"Ethic solution to suit for pocket also" - Sejal
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#6
Contenders | 2026
User Review
This information is based on user reviews.
I'm using the NPM, NCM, and NTA modules of SolarWinds. Additionally, we are also using SolarWinds DPA for databases. This is a great tool for performance monitoring and troubleshooting in case of any issues. The best feature is its reporting capability, which includes many pre-bu... Read SolarWinds Reviews
Categories in Common with SolarWinds
Server Monitoring Tools
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Website Monitoring Software
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Help Desk Software
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Asset Management Software
Common Tenable Nessus and SolarWinds Alternatives
SolarWinds review compared to Tenable Nessus
"Good tool with good support " - Sajid Ansari
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#7
Contenders | 2026
User Review
This information is based on user reviews.
BeyondTrust is a password safe and privileged access management platform for both Linux and Windows servers. It provides a web interface to securely access all cloud endpoint services. It supports authentication using local users and AD users. RBAC-based service access managem... Read BeyondTrust Reviews
Categories in Common with BeyondTrust
Remote Desktop Software
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Vulnerability Management Tools
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Privileged Access Management Software
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Vulnerability Assessment Tools
Common Tenable Nessus and BeyondTrust Alternatives
BeyondTrust review compared to Tenable Nessus
"BeyondTrust is the best password safe and privileged access management tool" - Lokesha K - Consultant
100% of users recommend this product
This information is based on user submitted reviews.
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#8
Emergents | 2026
User Review
This information is based on user reviews.
It is easy to understand and does not require any training. The technical team is very supportive. Read Kiuwan Reviews
Categories in Common with Kiuwan
Common Tenable Nessus and Kiuwan Alternatives
Kiuwan review compared to Tenable Nessus
"A trustworthy solution for internet security software for security and quality assurance to reduce vulnerabilities" - Taarak
90% of users recommend this product
This information is based on user submitted reviews.
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#9
Emergents | 2026
Product Description
Snyk is a developer security platform that seamlessly integrates with your development tools to identify and fix vulnerabilities in code, dependencies, containers, and infrastructure. It empowers developers with industry-leading security intelligence to enhance application sec... Learn more about Snyk
Software Common with Tenable Nessus and Snyk
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#10
Emergents | 2026
Product Description
Intruder is a user-friendly vulnerability management platform that continuously scans your network to identify and prioritize security risks. Trusted by thousands of businesses, it simplifies the process of protecting your digital assets. Learn more about Intruder
Common Tenable Nessus and Intruder Alternatives
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#11
Emergents | 2026
Product Description
AlienVault USM is a comprehensive security management solution that integrates threat detection, incident response, and compliance management. It empowers users with real-time monitoring, automated alerts, and detailed reporting, ensuring robust protection and streamlined securit... Learn more about AlienVault USM
Common Tenable Nessus and AlienVault USM Alternatives
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