![](https://www.forbes.com.au/wp-content/uploads/2024/02/Wise_Kristo1.jpg?w=1350)
This Estonian-born billionaire wants Aussie banks to come clean on hidden FOREX fees
Kristo Käärmann launched Wise (formerly TransferWise) back in 2011 with the aim of helping users move cash around the world – without the marked-up fees charged by banks. Since then, the company has gone on to process more than $48 billion in cross-border payments and save customers more than $2.9 billion