VST Apps

VST Apps is a specialized data-collection application for TI-83/84 Plus calculators. This app is required for data collection with a radiation monitor or rotary motion sensor.

The VST Apps is a neatly wrapped application that includes the following specialty programs:

† We recommend using EasyData and not VST Apps when using this sensor.

Supported Calculators*

  • TI-83 Plus
  • TI-83 Plus Silver Edition
  • TI-84 Plus (manufactured before 2023)
  • TI-84 Plus Silver Edition

Supported Interfaces

* VST Apps cannot be used with color-screen graphing calculators.


See our App and Program Transfer guidebook for step-by-step instructions to load apps and programs onto your TI graphing calculator.