Dating apps are now seen as the fastest way to get a date. Are people addicted to choice and afraid to settle down, asks Deirdre Reynolds, or are they just having fun while waiting to meet someone special.

Tinder claims it makes 15m matches a day and it is about to launch a new, premium service, but while romance can flourish online, Tinder and Plenty of Fish, and other such services, are just as likely to be used for casual-sex hook-ups.