Plain not useful at all.
Does not work fast. Defeat the purpose.
Southampton Worked amazingly at Southampton airport took about 5 mins to get my food :)
Good idea but maybe unreliable. Excellent and exciting idea however failed to send order through and resulted in sitting around a fair amount as a result - defeating the object of the app.
Great! Really easy to use saves time when traveling through Edinburgh airport and meant I didn't have leave my bags at the table.
Added support for NFC.
UI improvements and library updates.