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Intruder.io Alternatives — 12 Options Compared (2026)
Looking for an alternative to Intruder.io? Whether the price is wrong, features don't fit, or you've outgrown the platform — here are 12 tools in the same category, with honest pricing and limitations.
Why people search for alternatives
- Price: Intruder.io starts at $113/mo — alternatives below cost less.
- Features: some alternatives focus on specific use cases (web-app, network, vuln-management) where Intruder.io is broader.
- Self-hosting: if you want full control, open-source options replace SaaS billing entirely.
- Free tier: generous free tiers exist if your monitor count is small.
Top alternatives
Qualys VMDR
paidEnterprise VM platform with web app scanning add-on — quote-based, asset-priced.
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.
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.
API-first DAST scanner with developer ergonomics — published from $59/mo for a single target.
Industry-standard host/network vulnerability scanner — Essentials free for 16 IPs, Pro $3,590/yr.
DAST + dark-web monitoring + compliance reporting — free public tests, paid quote-based platform.
Continuous public-web-layer guardian — watches HTTP / size / multi-lang redirects / cyrillic drift / structure every 30 min. Self-hostable from $99 one-time.
Industry-standard pentest proxy — free Community for manual work, Pro $449/yr per user, Enterprise from $6,995/yr.
Enterprise DAST + IAST with Proof-Based Scanning — annual contracts, quote-only.
Veracode
paidEnterprise AppSec platform — SAST + DAST + SCA + manual pentest. Public minimum ~$15,000/yr.
How to choose
If you're switching away from Intruder.io, the most common reasons are budget (cheaper or free options below), features that don't fit your stack (web-app-specific tools beat generalists), or wanting self-hosted control. Pick 2–3 from the list above, run a 14-day side-by-side test, and switch only if the alternative is a clear win on at least one axis.