Revised the user guide page. Fixed an issue on the Gyro page where the port number was not being displayed.

Edits to the app instruction page. The focus distance setting has been changed to manual adjustment for both the front and back cameras. Additionally, the focus distance and zoom value are now saved separately for the front and back cameras.

Removed the feature for using Wi-Fi cameras. Removed the feature for using motion data from the Apple Watch. Edits to the app instruction page.

Fixed a bug where the app would crash when attempting to start a new recording immediately after stopping the previous one. Updated the layout of the top page. Added a feature to record only the bottom-right quarter of the screen when using the back camera. Added functionality to transmit motion sensor data from Apple Watch to a Windows PC via Wi-Fi.

The telephoto camera on the rear has been disabled, and the wide-angle camera and ultra-wide camera are now selectable. The recording start button has been made semi-transparent to make focus adjustment easier. The recording area has been adjusted to make it easier to capture the eyeballs at the center of the video: for the front camera, the right quarter from the center is captured, and for the back camera, the bottom-right quarter is captured.

Fixed a bug that caused a crash when moving from the "LIST" page to the "Rehabilitation" page.

Videos that are no longer needed due to version upgrade have been deleted. The videos used have also been converted to mp4 to reduce the app size.

When recording nystagmus with the front camera, buttons and other displays have been removed from the screen, making the entire screen white.

The bug where unnecessary buttons were displayed on the recording screen has been fixed.

Changed the layout of the buttons on the top page and video list page.

Changed all Apple Store screenshots and changed the description on the app's top page.

The camera change setting page has been changed to the top page, allowing recording from there, and placed a playback button for the last recorded video there. The top page now jumps to the list display page (previous top page).

The app checks the movement of the phone (pitch, roll, yaw) and generates a beep and vibration when there is more than a set amount of movement for each. This function is used during vertigo rehabilitation.

Corrected a typographical error in the description on the How to Use page and the Recording Settings page.

When full access to the photo library is not granted, an alert dialog is displayed when accessing photos. Changed the top page and the HELP page.

Button layout was changed to improve operability.

Added the ability to send videos as email attachments. Added a function to send motion sensor data via Bluetooth Low Energy.

Fixed a bug in displaying button titles in Japanese. Changed the title of the button, [Button] to [Exit].

Fixed audio and video discrepancies in the commentary video.

Fixed a bug that the screen goes dark when the How to Use page is displayed immediately after installation. Fixed a bug in the alert display regarding camera usage during installation.

Fixed a bug that caused the screen to go dark when changing the camera in the settings page right after installing the app.

Fixed a bug that caused the screen to go dark when changing cameras.

A wifi camera for nystagmus recording manufactured by Unimec Corporation can be used.

An explanatory video in English has been created. You can record nystagmus while watching the explanatory video.

Modification of explanatory video. Correction of default values for zoom and exposure.