1.The Bachelor/ The Bachelorette
The series revolves around a single bachelor or bachelorette who begins with a pool of romantic interests from whom he or she is expected to select a wife or husband. During the course of the season, the bachelor eliminates candidates each week eventually culminating in a marriage proposal to his or her final selection. The participants travel to romantic and exotic locations for their dates, and the conflicts in the series, both internal and external, stem from the elimination-style format of the show.
2. Love Island
3. Love is Blind
4. 90 day fiance
Culture and language barriers must be overcome — not to mention the stigma of being thought of as mail-order spouses — but here’s the elephant in the room: The couples must marry before the visas expire in 90 days, or else the visitors have to immediately return to their countries. With the clock ticking, these couples discover if their “happily ever after” is meant to be.
5. Back With The Ex
If your favourite TV couple genre is ‘old flames reuniting’, then you’ll probably love Back With The Ex. This Australian series does exactly what it says on the tin… it reunites two exes who want to give their relationship another chance. Four couples are tasked to take part in a series of challenges, all designed to try and reignite the spark between the two. At the end of those four tasks, the couples have to make their decision and decide whether or not they should get back together, or stay broken up.
According to hers-magazine.com and popbuzz.com