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Free Vulnerability Scanner Software
Last updated: February 2026
31 software options
Sponsored
Straightforward, tiered pricing. All-in-one, or contact us for standalone features.
Read more about Aikido Security
Nessus Essentials is available as a free download for students and educators to scan up to 16 IPs. Nessus Pro: $2,390 for one year, or $2,790 for one year with Advanced Support. $4,660 for two years, or $5,460 for two years with Advanced Support. $6,811.50 for three years, or $8,011.50 for three for Advanced Support. A 7-day free trial of Nessus Pro is also available.
Read more about Nessus
Pricing starts at $695 for 100 workstations
Read more about ManageEngine Vulnerability Manager Plus
14 day free trial sign up.
Read more about vRx
AppTrana WAF has 3 pricing edition(s) based on the feature set. The advanced plan starts at $99 with a 14-day free trial. It provides advanced security tools, including unmetered DDoS protection and a Web Application Firewall alongside unlimited Application Security Scanning and a free SSL Certificate. The premium plan at $399 includes comprehensive bot mitigation, advanced monitoring, manual pen testing, and more. Enterprise plans are for enterprises that need more customized protection.
Read more about AppTrana
For Small and medium companies, we provide the Standard version of Probely with the following plans: - Free for quick basic scans. - Starter: starting from €49/month (monthly) or €39/month (annually) for 1 target. - Pro: starting from €86/month (monthly) or €69/month (annually) for 1 target. - Premium: starting from €399/month (annually) for a pool of 5 targets. For Enterprises and businesses with 5+ targets, we provide the Enterprise version of Probely, a top-tier edition, designed for enterprise companies that manage a large number of attack surfaces across web applications, APIs, and internal targets. Probely Enterprise main features: - Everything from other Standard plans - Agent to scan internal targets - Groups, Roles, and Permissions - Single-Sign-On (SSO) - Dedicated Account Manager - Priority Support - Managed Scans (addon) - Segregated database instance (addon) Please, contact us for a quote.
Read more about Probely
Hexiosec ASM can be purchased both monthly or annually, with a 10% saving available for those that purchase an annual license. Our Free account is free forever and requires no credit card to sign up. Only business emails can register for a Free account and the domain associated with the email address will be used during your scan.
Read more about Hexiosec ASM
Get in touch with us, and we'll address your specific questions or concerns, as well as help you customize a solution for your unique requirements. You may also request a quote for products and/or services. To learn more about our solutions, just request a quote using the link here. We look forward to showing you how you can dramatically reduce complexity and risk to unlock the power of IT. https://www.quest.com/register/126811/
Read more about KACE
Free - $0/month Standard - $35/1seat/month or $357/1 seat/year Professional - $55/1seat/month or $561/1 seat/year Enterprise - Contact GuardRails for details.
Read more about GuardRails
Business: $1100/month Enterprise: Please contact Bitfront for pricing details.
Read more about Bytesafe
We offer 2 free limited scans every day with most of our tools.
Read more about Pentest-Tools.com
SecOps Solution provides clear pricing for its Free and Professional plans, while Managed Patching and MSSP License plans require contacting the vendor for custom pricing. A free trial is available without requiring a credit card, but the trial duration is unspecified. Pricing is primarily per asset and billed monthly, with payments accepted in USD.
Read more about SecOps Solution
Professional: € 389 per month (up to 100 subdomains) Business: € 778 per month (up to 200 subdomains) Enterprise: for more information on prices, please get in touch with our sales team.
Read more about Offensity
Available from $399 per month. Also, available on annual subscription basis.
Read more about Ostorlab

























