Sound Splitter

  • Authors: Joseph Lee, Luke Davis and contributors
  • Download stable version
  • NVDA compatibility: 2022.4 and later

This add-on, partly based on Tony's Enhancements by Tony Malykh, adds the ability to split audio from NVDA and other sounds onto separate audio channels.

Note: this add-on is not intended to be used in secure screens.


  • Alt+NvDA+S: toggle sound splitter between enabled with NVDA on the right channel, NVDA on the left channel, or disabled.

Sound Splitter settings

You can configure add-on settings from NVDA menu/Preferences/Settings/Sound Splitter category.

  • Split NVDA sound and applications' sounds into left and right channels: checkinb this checkbox will enable sound splitting feature.
  • Switch left and right during sound split: by default, NVDA will be heard through the right channel if sound splitting is on. You can instead hear NVDA through the left channel by checking this checkbox.

Version 23.02

  • NVDA 2022.4 or later is required.
  • Windows 10 21H2 (November 2021 Update/build 19044) or later is required.

Version 23.01

  • NVDA 2022.3 or later is required.
  • Windows 10 or later is required as Windows 7, 8, and 8.1 are no longer supported by Microsoft as of January 2023.
  • Updated psutil dependency to 5.9.4.

Version 22.03

  • NVDA 2021.3 or later is required.
  • Improved security by not loading the add-on when NVDA is running in secure mode.
  • Updated psutil dependency to 5.9.0.
  • Changed sound splitter toggle command (Alt+NVDA+S) to toggle between NVDA on the right channel, on the left channel, or sound splitter disabled.

Version 22.02.1

  • Fixed NVDA and app audio not being restored to both audio channels after the add-on is disabled or uninstalled.

Version 22.02

  • Initial version based on Tony Malykh's Tony's Enhancements add-on.