Can be controlled remotely by your partner, making even long distance hook-ups possible.
Verdict: Call us prudes, but were not keen on the thought of our phone (that goes so close to our face) being used as a sex toy.
App 6: Pure Lowdown: Great if you want to find sex . Your photo and tagline are only displayed for an hour at a time, which also means you'd better move fast.
Pictures of guys ping onto your screen in your area and you press a green heart if you fancy him or a red cross if you dont. You can only access the files if you AND the other person(s) involved enter passwords.
Idea is that only you and your partner can watch your previous bedroom antics together.
Verdict: Good for couples or f*** buddies who want to spice things up in a safe way. App 5: Sexy Vibes Lowdown: An Android app that turns your phone into a vibrator.
The more info you put on about yourself, the more you can see about others.
Verdict: Popular with young professionals (we came across a mix of 20-something chefs, builders, students, musicians and lawyers) who arent shy when it comes to no-strings sex.
App 2: Tingle Lowdown: Its radar system obscures where you are and you have to wink at users before they can view your profile.
A chat service means you dont have to give out your number. Youre likely to be invited out for a drink rather than just round for sex.
There are, of course the traditional drinks-and-a-movie kind, but far more of us are opting for the no-strings sex variety - or ' Netflix and Chill' hook-up.
Check out our round up of the best sex apps for 2016: App 1: Blendr Lowdown: Free for i Phone.