Introducing the tool of choice for global-first finance: DolarApp is now ARQ
Connecting your money to the biggest opportunities in the world.
Spend internationally in any local currency with a single card.
Get your own US and European account details to send or receive payments to and from your ARQ account. As if you lived there.
Hold digital dollars, digital euros, and pesos.
Buy and sell instantly with transparent pricing and the best rates.
Invest in the world's strongest currencies, stocks, bonds & ETFs.
São Paulo, Brasil
“This app is simply unbeatable when it comes to exchange rates. I've tried several other platforms, but none offers these rates and so transparently including all taxes. It's incredible to see how much you can save on every transaction!”
Campinas, Brasil
“I LOVE using ARQ, it has been a blessing for my travels. Money transfer with Pix is incredibly easy. I've tried them all, but none compares to this experience.”
São Paulo, Brasil
“A game-changer for my travels and investments. The ability to automatically convert my reais to digital dollars at really good rates rate has saved me a lot of money! It's the perfect app for anyone who wants to save money while traveling or investing digital dollars.”
















