From synthetix-mintr:
The dApp communicates with the Synthetix contracts, allowing users to perform the following actions:
Mint (aka Issue) sUSD by locking SNX Claim rewards of both SNX (inflation) and sUSD (exchange fees) every week Burn sUSD to unlock SNX Transfer SNX to other accounts Deposit (or withdrawl) sUSD into the Depot contract, to go in the queue for exchanging with ETH at current market price Mintr v2 supports the following wallet providers:
Metamask Trezor Ledger Coinbase Wallet