Jilted past flames also look at Netflix accounts to see what their exes have been watching.
Facebook, Twitter, Spotify and emails are among the other platforms commonly hacked by dumped exes.
A staggering 70% admitted to looking at former partners accounts in the last week.
Almost a third of snooping Brits log into their ex-partners social media accounts, a study has found - with Instagram being the most popular. (File image)
Jilted past flames also look at Netflix accounts to see what their exes have been watching, according to findings compiled by Reboot Digital PR agency
Facebook, Twitter, Spotify and emails are among the other platforms commonly hacked by dumped exes