UDP TCP Sender & Receiver

UDP, TCP & ping network tool

Free · Designed for iPad. Not verified for macOS.

UDP TCP Sender & Receiver puts essential network tools in your pocket. Send and receive UDP and TCP traffic, run ping tests, and see everything in clear, filterable logs—ideal for developers, admins, and anyone debugging or testing network connectivity. ► UDP • Listen on a port and receive UDP packets; your local IP is shown so others can send to you. • Send UDP messages to any IPv4 address and port. • Logs show every packet sent and received with timestamps. ► TCP Client • Connect to any host and port. • Send and receive text or hex; switch to hex mode for binary or raw data. • See connection status and all traffic in the log. ► TCP Server • Start a TCP server on a chosen port; the app shows your local IP for easy connection. • Accept multiple clients; send (broadcast) messages to all connected clients or work with individual connections. • Send and receive in text or hex with the same log view. ► Ping • Ping any host (domain or IP) to check reachability and latency. • Set the number of pings (1–100) and see results with round-trip times. ► General • Dark and light theme. • Filter logs (e.g. sent vs received) where available. • Clear logs anytime. Portrait-oriented layout for comfortable one-handed use. Built for quick network checks, prototyping, and debugging—no account required. Free to use, with ads to support development.

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Version 1.5

The developer, Chun Yu Leung, 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 Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Location
    • Identifiers
    • Usage Data
    • Diagnostics

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Location
    • Identifiers
    • Usage Data
    • Diagnostics

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Diagnostics

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

Accessibility

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

Information

Seller
  • Chun Yu Leung
Size
  • 24.2 MB
Category
  • Developer Tools
Compatibility
Requires iOS 13.0 or later.
  • iPhone
    Requires iOS 13.0 or later.
  • iPad
    Requires iPadOS 13.0 or later.
  • iPod touch
    Requires iOS 13.0 or later.
  • Mac
    Requires macOS 11.0 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 lcyu
  • Developer Website
  • Privacy Policy

    • More by Chun Yu Leung

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