You can easily check which version of the CONQA app you are using from your mobile.
The CONQA app can be downloaded here: https://conqa.com/app#
To check which version of the app you have downloaded, hit the hamburger menu (three lines) in top left of the app screen. If you see an arrow here, you will need to go back until you reach the project root folder and see the three lines, like the below.
You will be able to see the version of the app in the side menu that opens
If you see it, you can update the app via the Update Now button. You will see the new version number, and the message 'CONQA is up to date!'
For best performance, keep the CONQA app up to date