← All website monitoring tools
Best for Solo Founders (28 options, 2026)
Tools that fit a one-person operation without enterprise overhead. Look for: simple billing, generous free tiers, minimal setup.
Continuous public-web-layer guardian — watches HTTP / size / multi-lang redirects / cyrillic drift / structure every 30 min. Self-hostable from $99 one-time.
Most popular free open-source DAST scanner — active/passive web scanning, intercepting proxy, CI/CD integration.
Industry-standard pentest proxy — free Community for manual work, Pro $449/yr per user, Enterprise from $6,995/yr.
EASM + DAST hybrid — vulnerabilities sourced from a private researcher community, $89-$449/mo published tiers.
Acunetix
paidMature commercial DAST scanner from Invicti — quote-based, generally $4,500+/yr per target tier.
Developer-first SCA + SAST — Git/IDE/CI integration, generous free tier, paid Team from $25/dev/mo.
Continuous DAST + manual pentest hybrid — published pricing $199-$5,999/yr, popular with SaaS startups.
Online toolkit of 25+ pentest scanners (web, network, recon) — paid plans from $93/mo with unlimited scans.
Continuous external vulnerability scanner aimed at SMBs — published pricing from $113/mo per target group.
API-first DAST scanner with developer ergonomics — published from $59/mo for a single target.
Developer-DAST built on top of ZAP — CI-native, free tier, paid from $49/app/mo.
Industry-standard host/network vulnerability scanner — Essentials free for 16 IPs, Pro $3,590/yr.
Open-source vulnerability scanner descended from Nessus — free Community Edition, paid appliances for enterprise.
Template-driven fast scanner — community templates cover thousands of CVEs. Free CLI, paid managed cloud.
Long-running open-source web server scanner — checks 6,700+ dangerous files and outdated software.
Standard network discovery + port/service scanner — universal first step for any audit.
Open-source SIEM/XDR with file-integrity, vuln detection, compliance audit modules — also paid Wazuh Cloud.
Best-known WordPress/CMS malware scan + cleanup. Free SiteCheck, paid Platform from ~$199.99/yr per site.
WordPress endpoint security plugin — most installed WP firewall, paid Premium from $119/yr per site.
WordPress-specific vulnerability database + scanner — free CLI with optional API key.
WordPress + plugin CVE feed with virtual patching — paid plans from $5/site/mo.
Bundled-with-hosting malware monitor — published $9.99-$59.99/mo, often distributed via shared-hosting providers.
Malware scanner with shellcode detection — free one-time scan, paid monitor from $20/mo.
Free public TLS/SSL grading service — de-facto standard for cipher and config audit.
Free HTTP security header grader — checks CSP, HSTS, X-Frame-Options, cookies.
Cobalt
paidPentest-as-a-Service — vetted human testers, fixed-scope packages. Quote-based, typical engagement ~$8,000+.
AI-assisted DAST with free starter tier — paid plans from $99/mo, popular with SMB SaaS.
DAST + dark-web monitoring + compliance reporting — free public tests, paid quote-based platform.
Tips for solo founders
- Pick flat pricing over usage-based — easier to budget.
- Free tiers cover most solo projects under 10 sites.
- Avoid agency-tier plans — you're paying for features that target larger teams.