Pay
Accept crypto and card payments in store, online, or on an invoice.
Nineteen apps on the same open rails. Open one with your U Account, or read the page for each first. Nothing here is custodial: your keys, your money.
Accept crypto and card payments in store, online, or on an invoice.
Exchange assets across chains with best-price routing.
Buy UCASH and other assets with your own card processor.
Cash out crypto to your bank, card, or wallet.
Move UCASH cross-chain across connected networks.
Claim your .u web3 name and on-chain identity.
Put AI agents on open HTTP-402 payment rails.
Your account, balances, bounties, and settings.
The U.CASH AI assistant for the whole network.
Mass-send to many wallets in one batch.
Point of sale for in-person payments.
U.CASH AI models and tooling for builders.
Download the U App for Android and pair it with your account.
Run the whole ecosystem as a web desktop with windows.
Quantum-ready AI for the Ucosystem.
Your U Account: the single sign-on behind every app.
Operator and merchant staff tools.
Live fleet status and incident history.
Get paid with a request or a receive page.
Individual guides live on each app page, including /pay, /swap, /buy, /bridge, and /send. New apps ship on the same account as they land on the network.
Create a U.CASH account once: it works across all nineteen apps.