Shodan AlternativesOnly apps categorised as Vulnerability Scanners

The best Vulnerability Scanner alternative to Shodan is Criminal IP, which is free. If that doesn't suit you, our users have ranked more than 25 alternatives to Shodan and ten of them are Vulnerability Scanners so hopefully you can find a suitable replacement. Other interesting Vulnerability Scanner alternatives to Shodan are Censys, Intruder, Nexpose and LeakIX.

filter to find the best alternatives

Shodan alternatives are mainly Vulnerability Scanners, but if you're looking for Penetration Testing Tools or Network Monitors you can filter on that. Other popular filters include Free, Open Source, Free + Penetration Testing and Free + Vulnerability Scanner. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Shodan.
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Alternatives list

  1. Criminal IP icon

    Criminal IP

     58 likes
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    Criminal IP protects IT assets and businesses by analyzing all years of cyber threats and prediciting exploits. Criminal IP provides real-time intelligence to enhance cybersecurity competencies in all aspects.

    14 Criminal IP alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Online
    Criminal IP screenshot 1
     
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    18
    46
    Comments about Criminal IP as an Alternative to Shodan
    Comment summary: Criminal IP is considered a strong alternative to Shodan by users who appreciate its free beta access. Many users highlight the ease of use and the ability to find results that other search engines, like Google, cannot. Although Shodan offers more extensive data in some aspects, Criminal IP is valued for its comprehensive search results and the accessible nature of its services, attracting those who prioritize free access in their choice of IoT search engines.
    Top Positive Comment
    183xh1n
    4

    If you are looking for a free search engine, Criminal IP should be your choice. I mean, it's currently in beta stage and free so why not?

    dikocem681
    Positive
    0

    Criminal IP has the benefit of being in Beta. They're completely free to use.

    yenexok620
    Positive
    0

    the free service is appealing

    Review by a new / low-activity user.
    Show more comments
    3 of 18 comments
    Shodan Icon
    Criminal IP icon

    • Almost everyone thinks Criminal IP is a great Shodan alternative.

    • Criminal IP is the most popular Web-based alternative to Shodan.

    • Criminal IP is the most popular free alternative to Shodan.

    • Criminal IP is Freemium and ProprietaryShodan is also Freemium and Proprietary
  2. Censys icon

    Censys

     24 likes
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    Censys is a search engine that allows computer scientists to ask questions about the devices and networks that compose the internet.

    24 Censys alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application type

    Platforms

    • Online
    Censys screenshot 1
     
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    2
    26
    Comments about Censys as an Alternative to Shodan
    Guest
    Positive
    0

    no limit on number of searches, lots of filters

    Review by a new / low-activity user.
    Guest
    Positive
    0

    Fresher data, more ports scanned

    Review by a new / low-activity user.
    Shodan Icon
    Censys icon

    • Most users think Censys is a great Shodan alternative.

    • Censys is the most popular Open Source alternative to Shodan.

    • Censys is Freemium and Open SourceShodan is Freemium and Proprietary
  4. Intruder icon

    Intruder

     11 likes
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    Intruder is a security monitoring platform for internet-facing systems.

    Intruder provides an easy to use security solution which continually scans your digital assets, highlighting vulnerabilities and outlining remediation advice in simple terms.

    Cost / License

    • Pay once
    • Proprietary

    Application types

    Platforms

    • Online
     

    • Intruder is the most popular commercial alternative to Shodan.

    • Intruder is Paid and ProprietaryShodan is Freemium and Proprietary
  5. Nexpose icon

    Nexpose

     3 likes
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    Learn about our vulnerability management software, Nexpose. See how our vulnerability scanner prioritizes vulnerabilities and speeds up remediation.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
    • Linux
     
  6. LeakIX icon

    LeakIX

     4 likes
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    LeakIX is a search engine indexing open hosts on the internet. It focuses on listing the databases and table names and keeps a history of every successful connection.

    7 LeakIX alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
     
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    2
    Comments about LeakIX as an Alternative to Shodan
    Guest
    Positive
    0

    Has less data but is free for all. Also table names (mysql), collection names (mongo), index names ( elasticsearch ) and topic ( kafka ) names are searchable.

    Review by a new / low-activity user.
    khen_su
    Positive
    0

    Simple, too the point indexer with nice querying capacities

    Review by a new / low-activity user.
    Shodan Icon
    LeakIX icon

    • Most users think LeakIX is a great Shodan alternative.

    • LeakIX is Free and Open SourceShodan is Freemium and Proprietary
  7. Vulners API icon

    Vulners API

     1 like
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    Vulners is a high-quality correlated database of software vulnerabilities. Users can create a custom VM solution using our consolidated database through API, multiple vulnerability scanners, plugins, and many other security tools and integrations.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Linux
    • Online
    • Software as a Service (SaaS)
    Vulner Linux Audit Scanner
     
  9. Netlas.io icon

    Netlas.io

     28 likes
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    Enriched and structured information about every host on the Internet. Non-intrusive internet scanner, whois, domain names & SSL certs database.

    Cost / License

    • Freemium (Pay once or Subscription)
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • BSD
    • Software as a Service (SaaS)
    Netlas.io screenshot 1
     

    • Netlas.io is the most popular Android alternative to Shodan.

    • Netlas.io is Freemium and ProprietaryShodan is also Freemium and Proprietary
  10. skipfish icon

    skipfish

     13 likes
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    A fully automated, active web application security reconnaissance tool. Key features: High speed: pure C code, highly optimized HTTP handling, minimal CPU footprint - easily achieving 2000 requests per second with responsive targets.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    at work, during scanning
     

  11. Grabber Web Application Scanner

     1 like
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    Grabber is a web application scanner. Basically it detects some kind of vulnerabilities in your website.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
     
  12. RedGem icon

    RedGem

     Like
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    Discover, monitor, and protect your organization's entire digital footprint with real-time alerts for security changes.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Online
    discover
     
10 of 10 Shodan alternatives