Bitdefender Link Checker vs is-website-vulnerable: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
Bitdefender Link Checker is a free security scanning tool by Bitdefender. is-website-vulnerable 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 core features, here is our conclusion:
Security teams and individual users who need fast, reliable URL threat screening before clicking unknown links will get immediate value from Bitdefender Link Checker; its free pricing removes the barrier to deployment across your entire organization, and the real-time threat intelligence updates mean you're checking against current malware and phishing signatures, not stale databases. Bitdefender's 2,307-person security operation backs the detection engine with continuous feed updates that catch newly registered phishing domains faster than many paid competitors. This is not a replacement for advanced email gateway filtering or browser isolation for high-risk users; it's best deployed as a lightweight first-line check in workflows where humans make the final click decision.
DevSecOps teams managing frontend supply chain risk should use is-website-vulnerable because it catches known JavaScript library vulnerabilities that most web application scanners deprioritize, and it's free, which removes the friction of piloting before committing budget. The 2,021 GitHub stars reflect actual adoption by teams building CI/CD scanning into their pipelines rather than relying on manual assessments. Skip this if you need coverage beyond frontend dependencies or want detection across your entire application stack; is-website-vulnerable is deliberately narrow, scanning only what Snyk's database knows about, not unknown or server-side vulnerabilities.
