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IPerf3ClientNTttcp
Free

Free and open source under the GPL-3.0 licence.

 Free

Free and open source.

Android Windows, Command line
  • Supports TCP, UDP and SCTP over IPv4 and IPv6
  • Tunable timing, buffer and protocol settings
  • Official Microsoft throughput tool
  • Prebuilt binaries available
  • Needs an iPerf3 server to test against
  • Small project with infrequent updates
  • This repository targets Windows only
  • Command-line only
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-or-later License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 2, 2026

Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.