Most recently, the platform faced scrutiny after temporarily freezing the millions of dollars raised to support the Canadian trucker convoy protesting vaccine mandates, until it received more details on how the funds would be used.
But the platform has waded into controversy before.
In 2019, Israel Folau, a Tongan-Australian Christian athlete sacked by Rugby Australia for posting a Bible verse about salvation, was denied use of the service over his religious beliefs on sexuality.
The 30-year-old rugby star was axed by the fundraising platform after raising more than $760,000 in legal fees.