Online gambling accounts should prominently display the total amount of money that punters have won or lost to better inform problem gamblers, a technology entrepreneur has proposed to the federal government.

Backed by prominent anti-gambling campaigner Tim Costello and independent MP Zoe Daniel, the proposal would require online gambling portals to show their clients’ win-loss record on the home screen of their tablet, phone or computer, for the past week, month, year and since the account was open.