LV Free: An open-source app for Low Vision Patients

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System requirements

Minimum Android version: 4.4 (Kitkat)

Disclaimer

LV Free is best used at home and when you're not moving. Never use LV Free for walking around or driving.

Installation instructions

To install the app, download the .apk to your phone. You will be asked to change your settings to allow third party apps in order to run the app.

Usage instructions

  • LV Free has three zoom modes, a brightness mode, and a reverse contrast mode. All can be used in both headset mode and single view mode.
  • The app is controlled entirely by the volume buttons
    • For split screen/headset modes, press the volume up button.
    • For single-view modes, press the volume down button.

Code

The code for LV Free is available at Github

Acknowledgements

This project was funded in part by the generous support of The Promobilia Foundation in Stockholm and an Mcubed grant from the University of Michigan.