In the app there are 'chatrooms' including Everyone and Nearby.The former searches for all users, while the latter applies to people within Bluetooth and Wi-Fi range.Specify your height, relationship level and a pic or two, and the app finds potential partners nearby without pinpointing a location.

Best of all, Between offers a lock function that’s activated if your phone is lost, stolen, or falls into the wrong hands.

Best for gay guys: Scruff (i OS/Android/Windows Phone, free) While Scruff offers a worringly long price list of in-app purchases for maximising man-to-man action, it also excels in free content.

In 'Nearby' mode, instead of sending messages using a mobile or data signal, the feature lets users send messages to people in close proximity that are in Bluetooth or Wi-Fi Direct range - up to around 30 feet (9 metres).

The Fire Chat app, pictured left, was developed by Open Garden.

This includes red- hot conversations and pics you wouldn’t want your mother to see, to more practical uses such as shared calendars for planning dates and travel.

There are even weather updates for notifications of what it’s like where they are – bang goes that uncomfortable silence saver.It takes advantage of the same i OS 7 tool Apple uses for its Air Drop feature, pictured right Instead of sending messages using mobile or data signal, the features lets users send messages to people in close proximity that are in Bluetooth or Wi-Fi Direct range - up to around 30 feet (9 metres).Get lucky using sex and dating apps (Picture: Supplied) " data-medium-file="https://metrouk2.files.wordpress.com/2014/04/ad_133026020-e1398271428197.jpg?well lets just say I'll leave that up to your imagination.Currently Mikandi's app store and only works on Android devices, although support for RIM's Black Berry and Windows Mobile/Windows Phone is in the works.A word to the wise: this makes it way, way scarier than Tinder and yet somehow more exciting.