
Best qsa.sh alternatives in 2026
11 direct alternatives to qsa.sh, compared on pricing, features, and best-for use cases. Pick the right replacement without the marketing fluff.
Curated by Louis Corneloup · Updated Why people consider alternatives to qsa.sh
qsa.sh is a tool that performs an external port and vulnerability scan of your own public IP address, executed directly from your terminal with a single curl command. Here are the real cost and limitation gotchas that push teams to look elsewhere:
- •Free tier limited to one scan per 24h
- •Full Pro capped at one scan per hour
- •Deep tier billed per scan, not monthly
- •No free trial for paid tiers
The 11 alternatives below cover the same core job (vulnerability scanning) with different trade-offs. Ranked by real-signal score: G2 and Capterra ratings, media mentions, and editor review. No paid placement.
11 alternatives to qsa.sh
Ranked by real-signal composite (rankingScore + community + reviews) and direct relevance to qsa.sh.
- 1

Sophos
PaidBattle-tested at scaleUnified enterprise security for midsize businesses
Direct alternative4.6(2,356)Compare qsa.sh vs Sophos → - 2

ESET
PaidBattle-tested at scaleCybersecurity solutions for businesses and consumers
Direct alternative4.6(1,319)Compare qsa.sh vs ESET → - 3

Screaming Frog SEO Spider
FreemiumWebsite crawler for SEO audits
Direct alternative4.8(319)Compare qsa.sh vs Screaming Frog SEO Spider → - 4

Nessus
PaidVulnerability assessment scanner
Direct alternative4.6(380)Compare qsa.sh vs Nessus → - 5

Orca Security
PaidIndustry-leading cloud security solution for multi-cloud environments.
Direct alternative4.7(284)Compare qsa.sh vs Orca Security → - 6

Tenable
PaidUnify security visibility, insight, and action across your entire attack surface with AI-powered exposure management.
Direct alternative4.5(200)Compare qsa.sh vs Tenable → - 7

Burp Suite
PaidWeb security testing toolkit for penetration testers
Direct alternative4.7(129)Compare qsa.sh vs Burp Suite → - 8

Snyk
FreemiumSecure your code, dependencies, containers, and IaC from dev to production
Direct alternative4.5(149)Compare qsa.sh vs Snyk → - 9
Wazuh
FreeFree alternativeOpen-source security monitoring
Direct alternative4.5(63)Compare qsa.sh vs Wazuh → - 10
Qualys
PaidCloud security and compliance platform
Direct alternative4.1(90)Compare qsa.sh vs Qualys → - 11

CloudSploit
PaidGain a complete and prioritized view of your cloud security risk in real-time.
Direct alternativeCompare qsa.sh vs CloudSploit →
Frequently asked questions
What is the best alternative to qsa.sh?
Based on real-signal scoring (G2 and Capterra ratings, media mentions, and editorial review), the top alternatives to qsa.sh are Sophos, ESET, Screaming Frog SEO Spider. Each solves the same core job with different trade-offs on pricing, features, and integrations.
Is there a free alternative to qsa.sh?
Yes. Screaming Frog SEO Spider is one of the freemium alternatives to qsa.sh listed here (Website crawler for SEO audits). Other freemium options are flagged in the list below.
Why do people look for qsa.sh alternatives?
Common reasons teams switch away from qsa.sh: pricing that scales aggressively, missing integrations with the rest of their stack, performance or scale limits, or a specific feature gap in vulnerability scanning. The alternatives on this page solve the same core problem with different trade-offs.
Side-by-side comparisons
In-depth comparison pages for qsa.sh versus each alternative.

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