You do not open an exchange account. Buying with a card and selling back to fiat happen inside the wallet, where a provider is available. Coins land in your Terius wallet.
Who handles the card
Fiat on-ramp and off-ramp is Guardarian through ChangeNOW, and only where Guardarian allows it. The rate and the fee are on the screen before you confirm.
Terius does not take custody of the coins. An identity check, if the provider asks for one, is done by that provider.
Where it is available
Fiat on-ramp goes through Guardarian via ChangeNOW, and only where that route is allowed. Terius does not hold the fiat.
Coins arrive in this wallet
You pay the provider. The coins are sent to an address of this wallet. Terius does not take custody of them.
The rate is on the screen
Buy and sell stay inside the wallet. The provider’s rate and fee are shown before you confirm. Coins arrive at an address of this wallet. Terius does not hold the card payment.
Updated 5 October 2026