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 nine of them are Vulnerability Scanners so hopefully you can find a suitable replacement. Other interesting Vulnerability Scanner alternatives to Shodan are Censys, skipfish, LeakIX and Vulners API.

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Shodan alternatives are mainly Vulnerability Scanners but may also be Penetration Testing Tools or Network Monitors.  Other popular filters includes Free + Penetration Testing and Free + Vulnerability Scanner. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Shodan.
Shodan iconShodan
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Shodan is a search engine that lets you find specific computers (routers, servers, etc.) using a variety of filters. Some have also described it as a public port scan directory or a search engine of banners.

More about Shodan
Shodan alternatives page was last updated Jan 11, 2023
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Alternatives
  1. Criminal IP icon
     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.

    13 Criminal IP alternatives

    License model

    • FreemiumProprietary

    Platforms

    • Online

    Properties

    1.  Security-focused

    Features

    1.  API Integration

    Criminal IP VS Shodan

     
    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
    Jul 19, 2022
    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?

    Most Recent Comment
    dikocem681
    Positive Dec 30, 2022
    0

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

    yenexok620
    Positive Nov 23, 2022
    0

    the free service is appealing

    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
    • Criminal IP is Security-focusedShodan is not according to our users
  2. Censys icon
     23 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

    License model

    • FreemiumOpen Source

    Platforms

    • Online

    Censys Features

    1.  Security Monitoring
    2.  Network Scanner

    Censys VS Shodan

     
    Comments about Censys as an Alternative to Shodan
    Guest
    Positive Dec 7, 2020
    0

    Fresher data, more ports scanned

    Guest
    Positive May 5, 2020
    0

    no limit on number of searches, lots of filters

    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
  3. skipfish icon
     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.

    27 skipfish alternatives

    License model

    • FreeOpen Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    Discontinued

    Skipfish is no longer maintained. Last version, 2.10 beta, released in December 2012, can be still downloaded from Google Code Archive

    skipfish Features

    1.  Command line interface
    2.  Heuristic Detection

    skipfish VS Shodan

     
  4. LeakIX icon
     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.

    6 LeakIX alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)

    LeakIX Features

    1.  REST API
    2.  Data leak prevention

    LeakIX VS Shodan

     
    Comments about LeakIX as an Alternative to Shodan
    Guest
    Positive May 28, 2020
    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.

    khen_su
    Positive May 28, 2020
    0

    Simple, too the point indexer with nice querying capacities

    Shodan Icon
    LeakIX icon
    • Most users think LeakIX is a great Shodan alternative.

    • LeakIX is the most popular SaaS alternative to Shodan.

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

    15 Vulners API alternatives

    License model

    • FreemiumProprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Linux
    • Online
    • Software as a Service (SaaS)

    Vulners API Features

    1.  Vulnerability Assessment
    2.  Vulnerability management

    Vulners API VS Shodan

     
  6. Netlas.io icon
     27 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.

    6 Netlas.io alternatives

    License model

    • FreemiumProprietary

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • BSD
    • Software as a Service (SaaS)

    Properties

    1.  Security-focused

    Features

    1.  Network Scanner
    2.  Security Testing
    3.  Penetration Testing
    4.  OSINT
    5.  WHOIS API
    6.  Whois Data
    7.  Command line interface
    8.  Network Tools
    9.  Supports SSL Certificates

    Netlas.io VS Shodan

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

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

    45 Intruder alternatives

    License model

    Platforms

    • Online

    Intruder Features

    1.  Security Testing
    2.  Server Monitoring

    Intruder VS Shodan

     
7 of 9 Shodan alternatives