CHEQ Form Guard vs Linx: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
CHEQ Form Guard is a commercial security scanning tool by CHEQ. Linx is a free security scanning tool. Compare features, ratings, integrations, and community reviews side by side to find the best security scanning fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, company size fit, deployment model, here is our conclusion:
Marketing and demand generation teams bleeding budget on junk leads will see immediate ROI from CHEQ Form Guard, which stops fake submissions before they hit your CRM or sales queue. The tool covers calendar appointment protection and retargeting campaign defense alongside form blocking, meaning your entire funnel gets filtered, not just landing pages. Skip this if your conversion rates are already clean or you're expecting a silver bullet for broader bot traffic on your website; Form Guard is specifically built to protect lead capture workflows, not general site traffic or API endpoints.
Frontend security teams hunting for hidden API endpoints and third-party dependencies buried in obfuscated JavaScript will find Linx invaluable; it does one thing well,extracting invisible links that standard static scanners miss,and costs nothing to try. With 214 GitHub stars and a free model, it's proven useful enough for developers to adopt without procurement, making it ideal for teams bootstrapping their own SAST workflows. Skip this if you need browser-based exploitation testing or DAST capabilities; Linx is strictly a reconnaissance tool for what's actually hiding in your compiled frontend code.
