Compare software

TCP Viewer vs Cocoa Packet Analyzer: catalog facts
TCP Viewer	Cocoa Packet Analyzer
Freemium Free to download; a paid PRO license adds features such as the MCP server.	Free Downloadable directly from the developer site with no price shown.
macOS	macOS
Wireshark decoding in a native Mac interface Opens saved PCAP and PCAPNG files by drag and drop	Native macOS interface with menu bar capture QUIC, HTTP/3 and TLS 1.3 decryption
Apple Silicon and macOS 15 or later only MCP integration requires the paid PRO tier	Current version requires macOS 26 or later macOS only
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0-or-later	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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