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Best Port Scanner Software Alternatives in 2026

Updated

20 tools from port scanner software ranked against Port Scanner Software on the same published basis.

  1. 1
    Nmap Free plan LinuxMacself-hostedWin $9,980/mo7.6
    Port Scanner Software vs Nmap
  2. 2
    ScanSearch Free plan apiLinuxWeb $0.30/mo7.6
    Port Scanner Software vs ScanSearch
  3. 3
    Naabu Free plan apiLinuxMacself-hostedWin Free7.4
    Port Scanner Software vs Naabu
  4. 4
    Pentest-Tools Port Scanner Free plan apiWeb $95/mo7.3
    Port Scanner Software vs Pentest-Tools Port Scanner
  5. 5
    RustScan Free plan AndroidLinuxMacself-hostedWin Free7.3
    Port Scanner Software vs RustScan
  6. 6
    NetsCLI Free plan LinuxMacWin Free7.2
    Port Scanner Software vs NetsCLI
  7. 7
    Masscan Free plan LinuxMacself-hostedWin Free7.0
    Port Scanner Software vs Masscan
  8. 8
    Unicornscan Free plan apiLinuxMacself-hostedWeb Free7.0
    Port Scanner Software vs Unicornscan
  9. 9
    Angry IP Scanner Free plan LinuxMacWin Free6.9
    Port Scanner Software vs Angry IP Scanner
  10. 10
    HostedScan Security Free trial apiWeb $39/mo6.7
    Port Scanner Software vs HostedScan Security
  11. 11
    Nmap Online Scan Free trial Web 6.7
    Port Scanner Software vs Nmap Online Scan
  12. 13
    portwave WinMacLinux 6.1
    Port Scanner Software vs portwave
  13. 14
    Sherlock Forensics Port Scanner WinLinux 6.1
    Port Scanner Software vs Sherlock Forensics Port Scanner
  14. 15
    HackerTarget TCP Port Scan Web 6.0
    Port Scanner Software vs HackerTarget TCP Port Scan
  15. 16
    ZMap LinuxMac 5.9
    Port Scanner Software vs ZMap
  16. 17
    PortScan.com Web 5.8
    Port Scanner Software vs PortScan.com
  17. 18
    SolarWinds Port Scanner Win 5.8
    Port Scanner Software vs SolarWinds Port Scanner
  18. 19
    eslint-plugin-jsx-a11y 5.7
    Port Scanner Software vs eslint-plugin-jsx-a11y
  19. 20
    Farsight Linux 5.7
    Port Scanner Software vs Farsight
  20. 21
    Port Scanner ActiveX Control Win 5.7
    Port Scanner Software vs Port Scanner ActiveX Control

Port Scanner Software alternatives compared

#ToolScoreFree planFromRuns on
1Nmap7.6Free plan$9,980/moLinux, Mac, self-hosted, Windows
2ScanSearch7.6Free plan$0.30/moAPI, Linux, Web
3Naabu7.4Free planFreeAPI, Linux, Mac, self-hosted, Windows
4Pentest-Tools Port Scanner7.3Free plan$95/moAPI, Web
5RustScan7.3Free planFreeAndroid, Linux, Mac, self-hosted, Windows
6NetsCLI7.2Free planFreeLinux, Mac, Windows
7Masscan7.0Free planFreeLinux, Mac, self-hosted, Windows
8Unicornscan7.0Free planFreeAPI, Linux, Mac, self-hosted, Web
9Angry IP Scanner6.9Free planFreeLinux, Mac, Windows
10HostedScan Security6.7No$39/moAPI, Web
11Nmap Online Scan6.7No—Web
13portwave6.1No—Windows, Mac, Linux
14Sherlock Forensics Port Scanner6.1No—Windows, Linux
15HackerTarget TCP Port Scan6.0No—Web
16ZMap5.9No—Linux, Mac
17PortScan.com5.8No—Web
18SolarWinds Port Scanner5.8No—Windows
19eslint-plugin-jsx-a11y5.7No——
20Farsight5.7No—Linux
21Port Scanner ActiveX Control5.7No—Windows
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Questions about Port Scanner Software alternatives

What is the best alternative to Port Scanner Software?

Nmap, number 1 in port scanner software with a score of 7.6 out of 10. The others here: ScanSearch, Naabu, Pentest-Tools Port Scanner and 16 more.

What is the best free alternative to Port Scanner Software?

Nmap is the best-ranked alternative with a free plan. 9 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.