RRainBuilt

RF Bench for macOS

RF analysis
for the Mac.

A native measurement workspace for tinySA spectrum analyzers and NanoVNA vector network analyzers.

Sweep live traces, inspect markers, compare references, and export your measurements—all from a focused Mac app.

RF Bench app icon

Built for the bench

One place to measure.

RF Bench brings spectrum, VNA, Smith chart, S-parameter, markers, presets, and export tools into one clear workspace.

In the app

RF Bench showing a NanoVNA sweep with VSWR and Smith chart overlay
Compare a live VSWR trace with its Smith chart at a glance.
RF Bench showing a tinySA spectrum trace and waterfall display
Follow spectrum activity over time with a live waterfall.
RF Bench showing NanoVNA measurements in a four-panel grid
Arrange the views that matter for the measurement in front of you.

See the signal

Live traces, waterfall, references, and precision markers make changing conditions easy to read.

Explore every angle

Move between spectrum, VNA, Smith, S11, and S21 views without losing your place.

Keep the work

Save presets and profiles locally, then export measurements when your analysis is ready.