FlexiHub Product Page


FlexiHub 6.1.15025 for Windows

Released: February 19, 2024

  • Fixed an issue with establishing connections incorrectly to identical USB devices
  • Minor bug fixes and UI improvements.


FlexiHub 6.0 for Windows 

Released: May 31, 2023


Changed: different users of the same computer can access their FlexiHub accounts simultaneously while logged in to their respective computer user accounts.


Added: the USB device isolation option.

  • Per-session USB device isolation allows making a connected remote USB device accessible only during a specific session (e.g. an RDP session).
  • Per-user USB device isolation allows making a connected remote USB device accessible only to a specific user.

The option is available in FlexiHub for Windows 8.1 and later.


Added: the per-session serial device isolation option.


Improved: software compatibility with Virtual Serial Port Driver.


Some minor fixes and improvements.


FlexiHub 5.5.14691 for Windows

Released: February 1, 2023

  • Fixed: some minor bugs and glitches.


FlexiHub 5.5.14667 for Windows

Released: December 15, 2022

  • Improved: the software can now be uninstalled without a system reboot.
  • Fixed: a crash of the service when trying to forward ports via UPnP.
  • Fixed: compatibility issues when running FlexiHub on a computer with the Donglify software already installed.


FlexiHub 5.3.14268 for Windows

Released: October 20, 2021

  • Added: the possibility to remotely connect to COM port devices from ARM-based systems.
  • Added: support for Windows 11.
  • Fixed: issues with reading the WAIT_ON_MASK event by FlexiHub Virtual Serial Port Drivers.


FlexiHub 5.2.14094 for Windows 

Released: September 6, 2021

  • Added: support for Windows on ARM-based systems. 
    • The possibility to share and remotely connect to USB devices and make COM port devices available for remote access.  
  • Fixed: software reinstallation issues. 


FlexiHub 5.1.13941 for Windows 

Released: July 29, 2021

  • Fixed: some minor bugs and glitches. 


FlexiHub 5.0.13796 for Windows 

Released: June 16, 2021

  • Added: possibility to connect to remote devices via an RDP channel.
  • Added: possibility to set the priority of channels used to connect to remote devices.
  • Added: new Options dialog box.
  • Fixed: connection issues when running FlexiHub on a computer with the Donglify software already installed. 


FlexiHub 4.6.13465 for Windows 

Released: April 15, 2021


  • Added: the possibility of simplified software update installation.
  • Added: an error message appearing when there’s no connection to the central FlexiHub server.
  • Improved: security of data transfer between the FlexiHub service and the FlexiHub GUI.
  • Improved: compatibility with software drivers of older versions.
  • Fixed: minor issues with the auto-reconnect feature.


FlexiHub 4.5.13261 for Windows  

Released: March 09, 2021

  • Fixed: issues with detecting UPnP-enabled routers that may allow direct network connections between nodes.
  • Fixed: issues with using UPnP after the computer wakes up from sleep or hibernation mode.


FlexiHub 4.4.13244 for Windows   

Released: March 02, 2021

  • Fixed: issues when connecting to remote USB devices via UDP.


FlexiHub 4.4.13219 for Windows   

Released: February 25, 2021

  • Fixed: a crash of the service when the network connection is lost.
  • Improved: data transfer speed for USB devices of all types.


FlexiHub 4.3.13207 for Windows   

Released: February 15, 2021

  • Improved: responsiveness when working with remote USB HID devices over low-speed connections.


FlexiHub 4.2.13168 for Windows    

Released: February 04, 2021

  • Fixed: a deadlock occurring if the network connection is lost while working with UPnP devices. 
  • Changed: the FlexiHub Terms of Service have been updated.


FlexiHub 4.1.13108 for Windows    

Released: January 14, 2021

  • Fixed: an issue with an incorrect error message appearing when logging in to a FlexiHub account. 


FlexiHub 4.1.13010 for Windows  

Released: December 08, 2020

  • Fixed: client connections might not be restored after a quick physical disconnection and reconnection of the device on the server side.
  • Fixed: issues when connecting to remote smartphones and tablet computers.
  • Lots of minor fixes and improvements.


FlexiHub 4.1.12932 for Windows  

Released: November 10, 2020

  • Improved: data transfer speed for USB 3.0 storage devices connected to clients running Windows 10 + and Windows Server 2016 +.
  • Discontinued: support for Windows XP, Windows Vista, Windows Server 2003, and Windows Server 2008.


FlexiHub 4.0.12783 for Windows  

Released: August 19, 2020

  • Fixed: rare cases of the device description not being updated during an active connection to the device.
  • Fixed: an issue with updating the device description of the offline devices.
  • Fixed: after the service restart, there might be an error message about a problem with the Internet connection.
  • Changed: now the user may not view the device list and send/accept connection invites without having an active FlexiHub subscription.


FlexiHub 4.0.12598 for Windows  

Released: June 18, 2020

  • Added: team accounts that let you share devices securely with your coworkers.
  • Added: the ability to select a teammate from the drop-down list for sending an invite.
  • Added: redesigned login window.
  • Added: updated SSL certificates.


FlexiHub 3.6.12435 for Windows  

Released: March 2, 2020

  • Improved: HID USB dongles don’t get locked automatically.
  • Fixed: an issue when deleting invites with active connections on a client computer.
  • Fixed: delayed displaying of newly attached devices.
  • Lots of minor fixes and improvements. 


FlexiHub 3.6.12384 for Windows  

Released: February 5, 2020

  • Improved: the software drivers have been updated.
  • Lots of minor fixes and improvements. 


FlexiHub 3.6.12038 for Windows  

Released: June 25, 2019

  • Added: automatic device disconnection after a specified period of inactivity. 


FlexiHub 3.5.11866 for Windows 

Released: March 18, 2019

  • FlexiHub has changed its server. The software versions 3.4 and earlier are no longer supported. Please update to the latest version.


FlexiHub 3.4.11615 for Windows 

Released: February 7, 2019

  • Added: the ability to log in to a FlexiHub account using a token. The option to generate a token is available in online personal accounts of FlexiHub users.

Improvements for accounts with a large number of nodes:

  • Added: the ability to filter devices by their type.
  • Added: the abilities to collapse and expand all nodes in the account. The options will be applied to the newly added nodes as well.
  • Added: remembering of the expanded or collapsed node state on the program restart.
  • Added: the option to show only remote devices connected to a local computer.
  • Added: the option to disconnect all remote devices from a local computer.
  • Added: alphabetical sorting of nodes.
  • Fixed: issues with installing the software drivers on Windows XP x64 Edition.


FlexiHub 3.3.11481 for Windows 

Released: November 22, 2018

  • Fixed: a UDP connection might not be established if the option Keep connections active is enabled.
  • Fixed: crashing of the service if it hasn’t been accessed for several weeks.
  • Lots of other minor fixes and improvements.


FlexiHub 3.3.11431 for Windows 

Released: October 22, 2018

  • Added: the ability to keep the connection to a remote device active when the Internet connection is temporarily lost.
  • Added: new drivers with fixes for better stability.
  • Improved: the compatibility with USB Analyzer.
  • Fixed: issues when sharing some USB 3.0 devices.
  • Fixed: BSOD when sharing a USB network card.


FlexiHub 3.2.10975 for Windows 

Released: April 12, 2018

  • Added: chats between computers logged into the same account.
  • Added: auto-expanding of e-mail address when sending invites.
  • Added: resending of previously sent invites upon re-login.
  • Improved: the frequency of sending traffic statistics has been increased to 2 seconds.
  • Fixed: an error upon login if the server response is not received in time.
  • Fixed: incorrect reporting of IP addresses to the server after adding a new network interface.
  • Fixed: the ‘Disconnect’ button is now removed for offline devices.
  • Fixed: locked devices are now displayed in invites.
  • Fixed: an issue with uninstallation if there are active connections.
  • Fixed: rare cases of displaying the ‘Connect’ button in invites for offline devices.
  • Fixed: displaying of traffic after device disconnection.
  • Fixed: the ‘Device Connection Error’ now gets disabled after device re-plugging.
  • Fixed: rare cases of not detecting direct visibility for some nodes in the account.


FlexiHub 3.1.10381 for Windows 
Released: August 28, 2017

  • Added: a number of new localizations:
    • Chinese (China)
    • Chinese (Taiwan)
    • Italian
    • Portuguese
    • Spanish
  • Added: GUI compatibility with high-resolution monitors.
  • Improved: faster direct connection check between the nodes (by optimizing the list of network interfaces).
  • Fixed: rare cases of the remote devices list being not displayed.
  • Fixed: rare cases of failed reconnection to the central server after waking the computer up after sleep.
  • Fixed: rare cases of looping of the unsuccessful auto-reconnect attempts.
  • Fixed: rare cases of the service hanging when communication with the central server is lost.
  • Fixed: auto-reconnection to the devices with the identical VID/PID.
  • Fixed: preserving the node’s name after re-logging into the account (in case the node was renamed).
  • Fixed: service crashing when the user logs out during the established connection to the device.
  • Fixed: a bug when the connection via UDP was unsuccessful.
  • Fixed: rare occasions of the “Forget” button being missing for the offline devices.
  • Other minor improvements.


FlexiHub 3.0.10251 for Windows 
Released: January 4, 2017

  • Improved: detection of the optimal connection mode (more chances to have a direct connection and, therefore, the best performance).


FlexiHub 3.0.10233 for Windows 
Released: December 22, 2016

  • Fixed: an error when connecting via UDP.
  • Fixed: log files occasionally getting too big and using too much disk space.
  • Fixed: automatic port forwarding via UPnP (when enabled on the router).
  • Fixed: a crash of the GUI when not having write permissions to the logs directory.


FlexiHub 3.0.10222 for Windows 
Released: December 15, 2016

  • New subscription plans supersede the existing ones: the Free, Professional and Business plans become FlexiShare, FlexiAccess and Flexium (see our updated Terms of Service for details).
  • Added: a Russian localization.


FlexiHub 3.0.10119 for Windows 
Released: November 28, 2016

  • Improved: detection of the optimal connection mode (more chances to have a direct connection and, therefore, the best performance).


FlexiHub 3.0.10091 for Windows 
Released: November 22, 2016

  • Added: the ability to send connection invites to other FlexiHub users.
  • Added: Gravatar support.
  • Improved: the network communication has been optimized to reduce traffic.
  • Fixed: a crash of the service when specifying a computer name or device description that was too long.
  • Fixed: the previously entered proxy settings might not be displayed after reopening.
  • Fixed: auto-reconnect could break the existing connection with another node.
  • Fixed: occasional lack of feedback to the user when connecting to a node that did not have the FlexiHub drivers installed.


FlexiHub 2.6.9291 for Windows 
Released: August 22, 2016

  • Fixed: a bug with reconnecting to the central server due to which the FlexiHub service could become unresponsive.


FlexiHub 2.6.9127 for Windows 
Released: June 30, 2016

  • Changed: new limitations for trial accounts (please refer to the FlexiHub Terms of Service for more information).
  • Fixed: login would fail if the email was specified in a case different from what was used during the registration.


FlexiHub 2.5.8827 for Windows 
Released: June 13, 2016

  • Fixed an issue with random logouts.


FlexiHub 2.5.8236 for Windows 
Released: March 10, 2016

  • Improved: in the development kit, Unicode escape sequences are now used instead of UTF-8 literals for data returned as JSON.
  • Fixed: a login issue on systems with the Japanese locale when the user’s name included Unicode characters.
  • Fixed: issues when sharing identical devices.
  • Fixed: a crash when the GUI is closed while connecting to a remote device.


FlexiHub 2.2.7845 for Windows 
Released: December 24, 2015

  • Added: German and French localizations.
  • Added: possibility to enable identification of similar USB devices by location (/wiki/user-guides/flexihub/issues.html).
  • Multiple internal enhancements for even better app stability.
  • Much improved: transfer speed for USB Flash drives.
  • Improved: account settings can be managed online for your utmost convenience.
  • Improved: instantaneous ports creation lets working with them even before PnP manager detects the newly added ports.
  • Fixed: BSOD when trying to connect to USB device on Windows 10.
  • Fixed: login issues on Windows XP.


FlexiHub 2.1.6098 for Windows 
Released: August 5, 2015

  • Fixed: server connection error.


FlexiHub 2.1.5547 for Windows 
Released: July 7, 2015

  • Added: Development Kit library allowing communication with FlexiHub service (control local USB devices, connect to remote USB devices, etc). Code samples are provided as well..
  • Fixed: connection failure caused by attempts to connect to the device which was already occupied.
  • Fixed: issue when changes wouldn’t discard in Proxy settings until the app restart.
  • Fixed: issue when Break event wouldn’t pass from real to virtual serial port.
  • Improved: email verification mechanism to block emails and passwords containing spaces.


FlexiHub 2.0.4340 for Windows 
Released: May 5, 2015

  • Added: possibility to share COM port and manage it remotely. Tuning of COM port settings is also available: lock, change port description.
  • Added: one can configure Proxy settings when connected to Internet via Proxy.
  • Added: possibility to enable auto-reconnection of USB devices/COM ports in case connection was broken (paid-for subscriptions only).
  • Added: compression level for USB traffic can be changed on the go.
  • Added: default compression level for new USB connections can be set now.
  • Added: possibility to display traffic statistics next to USB device/COM port.
  • Improved: error messages are now displayed right above the USB device.