1 versions of SerialTool are listed here, from May 5, 2026 to the current 3.3.0. Each one links to the publisher’s own installer files.
| Version | Date | Size | Files |
|---|---|---|---|
| 3.3.0Latest | May 5, 2026 | 144.2 MB | 64-bit ZIP 144.2 MB |
SerialTool: all versions and old releases
Professional cross-platform serial port utility for communication, monitoring and debugging.
- LicenceFree
- Version3.3.0
- Size144.2 MB
- RequiresWindows 10, 11
- ReleasedMay 5, 2026
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