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RustNet vs PCAPdroid: catalog facts
RustNet	PCAPdroid
Free The software is free under its open-source licence. Hosting, hardware and external…	Free Free and open source.
Windows, macOS, Linux, Android, Command line	Android
It shows TCP, UDP and QUIC connections with the owning process and detected protocol, sandboxed by default and…	Captures traffic without root Shows which app made each connection
It is a young project, and deep packet inspection still needs elevated capture permissions.	Android only Uses the VPN slot, so it cannot run alongside another VPN app in the same way
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 1, 2026

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