Unlock the Full Potential of Your NanoVNA with NanoVNA-Saver

NanoVNA-Saver is a powerful, multi-platform application by
Rune B. Broberg and the NanoVNA-Saver contributors that connects to your NanoVNA and unlocks advanced sweep,
visualization, and data-management features.

Key Features

  • Enhanced Data Acquisition: Multi-segment frequency sweeps with >10,000 points for excellent resolution.
  • Comprehensive Visualization: Smith, LogMag, Phase, VSWR, and more.
  • Advanced Data Management: Import/export Touchstone (S-parameter) files.
  • TDR (Time-Domain Reflectometry): Estimate cable length and check integrity.
  • Customizable Display: Options such as dark mode.

macOS Downloads (Unofficial Convenience Builds)

To simplify installation on macOS 15.x and later, we provide unofficial pre-compiled .dmg builds.
These are provided by Volpe Firm for convenience; all credit for NanoVNA-Saver goes to the original authors.
Please report software issues upstream.

Build source: 0.7.3.post1.dev7+gf793d2ee9 • Architecture-specific DMGs

Verify Download (SHA-256)

Run in Terminal:

shasum -a 256 /path/to/NanoVNASaver.app-arm64.dmg
2a80e1e7dbaad83db795067b3bbff5c043c3532b884e652c64e6f286c80140a2 
shasum -a 256 /path/to/NanoVNASaver.app-x86_64.dmg
d7f989f1f451a4d179bae553fbc479277e44c7730ea28faf16ba88a18b32b341
Gatekeeper Note (Notarization)

If macOS warns that the app cannot be opened, right-click the app and choose Open, then confirm,
or allow it under System Settings → Privacy & Security.

Getting Started

  1. Install: Open the .dmg and drag NanoVNA-Saver to Applications.
  2. Connect: Plug in your NanoVNA via USB.
  3. Calibrate: Perform an initial calibration for accurate measurements.
  4. Measure: Run sweeps, visualize results, and save Touchstone files.

Credits & License

NanoVNA-Saver is authored by Rune B. Broberg and community contributors and is available under the
GPLv3. Please see the project repository for source, documentation, and issue reporting:
NanoVNA-Saver on GitHub.

Unofficial macOS builds provided by Brady Volpe / Volpe Firm to assist viewers;
I am not an upstream contributor and take no credit for the software.

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