Vernier 4+

Neo Controller Acuity Testing

Global Tactile LLC

Designed for iPhone

    • 5.0 • 1 Rating
    • Free

iPhone Screenshots


The Vernier Controller App is the foundation of Neo-Luna Navigation & Control. It teaches the Arithmetic of movement and numbers—i.e., the Original Liberal Art.

Made for testing visual and tactile Vernier acuity, the Vernier App can be used for displaying Vernier Lines with a Neo Controller. The Vernier App can also be used for Neo Controller calibration and testing.

What’s New

Version 1.2

New slider function for direct remote control of Neo Controller. This completes 3 of the 4 subject matters of the Quadrivium.

Ratings and Reviews

5.0 out of 5
1 Rating

1 Rating

App Privacy

The developer, Global Tactile LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Collected

The developer does not collect any data from this app.

Privacy practices may vary, for example, based on the features you use or your age. Learn More

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