About USB Serial Telnet Server
Just connect a USB serial adapter into USB OTG port of your Android device, start this app and connect to it using any Telnet client like: * JuiceSSH using the same Android device (connect to the localhost) * Termux and...
Just connect a USB serial adapter into USB OTG port of your Android device, start this app and connect to it using any Telnet client like:
* JuiceSSH using the same Android device (connect to the localhost)
* Termux and standard Linux telnet client (also, connect to the localhost)
* Telnet client on a computer on the same network (connect over Wi-Fi)
This method allows to use all console features like colors and special keys. So you can easily control/install something like network devices with serial port using only your Android device. Also, you can use it as remote console transmitter.
This app uses usb-serial-for-android library by mik3y and supports USB to serial converter chips:
* FTDI FT232R, FT232H, FT2232H, FT4232H, FT230X, FT231X, FT234XD
* Prolific PL2303
* Silabs CP2102 and all other CP210x
* Qinheng CH340, CH341A
Some other device specific drivers:
* GsmModem devices, e.g. for Unisoc based Fibocom GSM modems
* Chrome OS CCD (Closed Case Debugging)
And devices implementing the generic CDC/ACM protocol like:
* Qinheng CH9102
* Microchip MCP2221
* Arduino using ATmega32U4
* Digispark using V-USB software USB
* ...
You can find link to the GitHub page in the application "Website".
Previous Versions
Here you can find the changelog of USB Serial Telnet Server since it was posted on our website on 2024-02-12 15:49:45.
The latest version is and it was updated on 2026-06-11 19:46:46. See below the changes in each version.
USB Serial Telnet Server version 2.0
Updated At: 2025-06-20
Changes: What’s new:
• Redesigned interface
• Support for very high baud rates, such as 1,500,000 bps
• Support for multiple UART devices; you can now select the port
• New Android versions support
* Android TV support
USB Serial Telnet Server version 1.8
Updated At: 2025-06-16
Changes: What's new:
* Android 15-16 support fixes
* New libraries, using usb-serial-for-android library v3.9.0 now
USB Serial Telnet Server version 1.7
Updated At: 2024-09-06
Changes: Permission fixes.
USB Serial Telnet Server version 1.6
Updated At: 2024-09-04
USB Serial Telnet Server version 1.5
Updated At: 2023-08-14
Changes: What's new:
* Better compatibility with devices
* Autostart on device connect feature
Disclaimer
Official Google Play Link
We do not host USB Serial Telnet Server on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
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