PacketCircle

Look at packets from the sofa

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

PacketCircle turns packet captures into a clear picture of who is talking to whom. Instead of scrolling endless packet lists, you see communication pairs as an interactive circle: endpoints on the rim, conversations as edges, colors by protocol or session quality. Ideal when you need to understand a capture quickly — on site, in a meeting, or reviewing a file someone sent you. What you can do • Open PCAP and PCAPNG captures • Explore Top talkers on a circle, table, or gauges view • Filter by protocol and focus on the conversations that matter • Inspect session health, ports/services, and application hints • Jump into a Wireshark-style decode (packet list, protocol tree, hex) • Follow TCP streams and export a conversation as PCAP Built for analysis, not noise PacketCircle is a native iOS app with a shared engine designed for conversation-centric troubleshooting — DNS, HTTP, TLS, SMB, and more when the payload is visible — without requiring Wireshark on your phone. Open a capture. See the circle. Understand the network. Made with love for the packet community.

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PacketCircle now keeps the interface and the analysis engine apart. The core is rewritten in Rust, and analyzing a capture is about 13× faster. Expert is sharper too. A new scan detector names SYN, service, Christmas-tree, and other scans, including common Nmap patterns. Web sessions that close with a reset after the server has already sent data are no longer treated as errors, and a reset that only refuses a connection is a warning instead of a health-score hit.

The developer, Walter Hofstetter, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Provider
    Walter Hofstetter
    Size
    16.4 MB
    Category
    Utilities
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English
    Age Rating
    4+
    Copyright
    © 2026 Walter Hofstetter