NanoVNA is a small standalone VNA (Vector Network Analyzer).
NanoVNA WebApp is an open source Android application for NanoVNA / NanoVNA-H. It works by connecting with NanoVNA via USB.
You can do the following
* Increase in measurement points (multi-segment scan)
* Get NanoVNA screen capture
* s1p s2p file generation
* Time domain measurement
A USB OTG cable connector is required to connect NanoVNA to an Android smartphone.