Compare software

tcping vs tcping: catalog facts
tcping	tcping
Best for: Windows users diagnosing whether a network service is reachable	Best for: Users diagnosing whether a remote TCP port is reachable
Free The developer provides the utility and source code for free under the GPL.	Free Free and open source under the MIT license.
Windows, Command line	Linux, Command line
Measures TCP connection time to a host and port Includes HTTP probing options All 3 strengths for tcping Measures TCP connection time to a host and port Includes HTTP probing options Supports IPv4, IPv6, repeated checks, and jitter calculations	Tests TCP reachability for a host and port Supports IPv4 and IPv6 selection All 3 strengths for tcping Tests TCP reachability for a host and port Supports IPv4 and IPv6 selection Returns status codes for shell scripts
Windows console application	Tests TCP connections only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for tcping elifulkerson.com/projects/tcping.php Catalog checked October 8, 2026	Official website Full listing and sources Sources for tcping github.com/mkirchner/tcping Catalog checked October 8, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.