About OKN Strips
Top selling diagnostic and therapeutic app for iPad, iPhone and iPod Touch! OKN Strips can be used to elicit Optokinetic Nystagmus (OKN) for evaluation of neurological, otological or opthalmological disorders, includes a...
Top selling diagnostic and therapeutic app for iPad, iPhone and iPod Touch! OKN Strips can be used to elicit Optokinetic Nystagmus (OKN) for evaluation of neurological, otological or opthalmological disorders, includes a Red Desaturation mode and now has an Amsler grid for additional eye testing. OKN Strips: Tap the screen to cycle through speeds of the moving strips. Tap the strips icon in the bottom toolbar to toggle the color of the strips between Red and Black. Pinch or Zoom with two fingers to change the width of the strips. Swipe against the direction the strips are moving to reverse their direction. Tap the screen with two fingers to hide or show the bottom toolbar. On the right side of the bottom toolbar there's icons to open the Red Desaturation and Amsler Grid. Red Desaturation: Use the colored circle to perform a red desaturation test. Amsler Grid: Use the Amsler grid to perform eye tests. The buttons on the bottom toolbar change color combinations of the grid.
Version History Dark Mode Support iOS 13 Support and Fixes 2.1 01/23/2020 Fixed positioning of the speed label that shows up when you change the speed on some devices. Fixed a layout bug when using OKN Strips in a Split View on iPad. Updated for the new Late-2018 iPad Pros. 2.0.2 11/09/2018 Optimizations for iPhone X. New Quick Actions available when you 3D Touch on the app icon. 2.0.1 11/03/2017 All new Version 2.0 rebuilt from the ground up in Apple's new programming language, Swift. Fully compatible with new versions of iOS. New redesigned interface. You can swipe to change the strips' movement direction. You can tap with two fingers to hide and show the tab bar on the bottom of the screen. 2.0 09/22/2017 Update for iOS 7 Amsler Grid now supports Landscape orientation 1.3 10/10/2013 Added a Speed 0 for more therapeutic usage. Please contact the support email if a configuration screen where you can enter your own speed settings is a useful feature you want. 1.2.1 01/05/2013 Amsler Grid - New Feature! New Main Menu 1.2 11/16/2012 Support for iPhone 5 1.1.1 09/27/2012 Pinch or Zoom with two fingers to change the width of the strips! Displays the speed setting when you change speeds. All four orientations are supported throughout the whole app now. Red Desaturation square is now a proper circle. 1.1 05/08/2012 All four orientations are now supported in OKN Strips mode. New title screen. The app has a new icon and it supports the new iPad's retina screen. 1.0.1 03/17/2012 1.0 02/18/2012
Previous Versions
Here you can find the changelog of OKN Strips since it was posted on our website on 2016-09-25 01:00:02.
The latest version is 2.1 and it was updated on 2026-06-23 05:41:28. See below the changes in each version.
OKN Strips version 2.1
Updated At: 2026-06-02
Changes: Version History Dark Mode Support
iOS 13 Support and Fixes 2.1 01/23/2020 Fixed positioning of the speed label that shows up when you change the speed on some devices.
Fixed a layout bug when using OKN Strips in a Split View on iPad.
Updated for the new Late-2018 iPad Pros. 2.0.2 11/09/2018 Optimizations for iPhone X.
New Quick Actions available when you 3D Touch on the app icon. 2.0.1 11/03/2017 All new Version 2.0 rebuilt from the ground up in Apple's new programming language, Swift. Fully compatible with new versions of iOS.
New redesigned interface. You can swipe to change the strips' movement direction. You can tap with two fingers to hide and show the tab bar on the bottom of the screen. 2.0 09/22/2017 Update for iOS 7
Amsler Grid now supports Landscape orientation 1.3 10/10/2013 Added a Speed 0 for more therapeutic usage.
Please contact the support email if a configuration screen where you can enter your own speed settings is a useful feature you want. 1.2.1 01/05/2013 Amsler Grid - New Feature!
New Main Menu 1.2 11/16/2012 Support for iPhone 5 1.1.1 09/27/2012 Pinch or Zoom with two fingers to change the width of the strips!
Displays the speed setting when you change speeds.
All four orientations are supported throughout the whole app now.
Red Desaturation square is now a proper circle. 1.1 05/08/2012 All four orientations are now supported in OKN Strips mode.
New title screen.
The app has a new icon and it supports the new iPad's retina screen. 1.0.1 03/17/2012 1.0 02/18/2012
OKN Strips version 2.1
Updated At: 2020-01-23
Changes: Jan 23, 2020
Version 2.1
Dark Mode Support
iOS 13 Support and Fixes
OKN Strips version 2.1
Updated At: 2020-01-23
Changes: Dark Mode Support
iOS 13 Support and Fixes
OKN Strips version 1.3
Updated At: 2012-02-19
Disclaimer
Official App Store Link
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