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I agree with your decision to display the "invited" tab after the invitations are sent. Confirmation is huge aspect of UX that only gets noticed when it's not there. You've handled this using the dialogue box, but by showing the user the invited tab, you also inform them that they can check on the status of invitations in this view. However, if the user is ...


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Going with the existing approach of your app, without requiring internet, you might consider using multiple QR codes. Two could probably be displayed on a smartphone, for example, at the same time. Beyond two, this might start seeming unwieldy, though. Putting a URL in a QR code, as you noted, is a commonly used solution. It will scale better to a much ...


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This is a good idea but let's go a step further? Why are they exchanging information and what's the frequency? Can we use Bluetooth and pair them and send it back and forth? Even better what about nfc? Maybe bump them to send it or bump them to establish a bluetooth connection and send the large data. But large QR codes is going to be annoying after a ...



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