Serial Terminal

UART/RS232/RS485 Debug Monitor

Only for Mac

$3.99 · In‑App Purchases

Mac

Serial Terminal is a macOS serial debugging tool for IoT and embedded engineers. Connect to USB-to-Serial / UART devices, send and receive data reliably, and troubleshoot protocols faster. Highlights: • Quick Setup: Port, baud rate, data bits, parity, stop bits • Terminal Mode: VT100/Xterm emulation for embedded shells with control keys and local echo • Debugging: Text/HEX view, common encodings, and line endings (LF/CRLF) • Protocol Inspector (one-time purchase): Split TX/RX streams into frames, decode named fields, validate CRC, use built-in Modbus RTU, and export CSV/JSON • Productivity: Timestamps, auto-scroll, search/filter, copy & clear • MCP Server: Built-in MCP server support via SSE • Logging: Export and save logs locally for review and sharing • Sending Tools: Quick send, repeat/timer send, file send • Compatibility: Works with USB-Serial and RS232/RS485 via adapters Privacy: • No personal data collected • No serial data uploaded • Everything stays on your Mac

Ratings & Reviews

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• Fixed an unlock prompt that could remain over the Protocol tab after the free preview ended. • Previously parsed frames remain accessible after closing the purchase window. • Improved terminal capability detection and cursor behavior when connecting to embedded shells. • Added a Backspace setting for each connection: DEL (default) or BS.

Version 1.4.2

The developer, 志健 袁, 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, 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
    志健 袁
    Size
    9.8 MB
    Category
    Developer Tools
    Compatibility
    Requires macOS 14.6 or later.
    • Mac
      Requires macOS 14.6 or later.
    Languages
    English and 7 more
    • English, French, German, Japanese, Korean, Polish, Simplified Chinese, Spanish
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    © 2025 Yuan Zhijian. All rights reserved.
  • Developer Website
  • Privacy Policy

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