A new update has been issued out to the official Nintendo Switich Online app, the update brings the app up to version 1.5.0 and adds some new features.
The new update doesn't add a whole tonne of new features to the app but it has enough substance to consider it an update to the app. Version 1.5.0 brings "Various performance and usability improvements implemented, including changing the button display position." The update also adds numerous fixes to bugs and increases what is required operating system wise for both Android and iOS.
According to the patch notes, users that have the Nintendo Switch Online app will be required to have iOS 10.0 or later or if they on Android have 5.0 later. If you want to get onto the Nintendo Switch Online app, a link to the Google Play Store can be found here, and a link to the Apple Store version can be found here.