General
What is Swish?
What is Swish?
Swish is a privacy-focused payments app on Solana. It lets you send and receive USDC without exposing your wallet address on the blockchain.
What blockchain does Swish use?
What blockchain does Swish use?
Swish is built on Solana. All transactions are processed on the Solana blockchain.
What currency does Swish support?
What currency does Swish support?
Swish uses USDC — a stablecoin pegged to the US dollar.
Is Swish free to use?
Is Swish free to use?
Private transactions (Send, Request, Send via Claim) include a small fee charged by the Privacy Cash protocol — not by Swish. Withdrawals are free with gas fees sponsored by Swish. See Fees for details.
Account & Wallet
How do I create an account?
How do I create an account?
Go to swish.cash and click Connect Wallet. You can sign in with a Solana wallet (Phantom, Solflare, Seeker wallet, etc.) or with your X (Twitter) account.
What happens when I sign in with X?
What happens when I sign in with X?
Swish automatically creates an embedded Solana wallet for you. You don’t need to install any wallet app. You can export your wallet at any time.
Can I use the same account on web and mobile?
Can I use the same account on web and mobile?
Yes. If you sign in with the same X account or wallet, you’ll access the same Swish account and balance on both platforms.
Why do I need to sign a message after connecting?
Why do I need to sign a message after connecting?
The session signature is used to derive encryption keys for your private transactions. It’s not a transaction and costs nothing. It’s required once per session.
Can I export my wallet?
Can I export my wallet?
If you signed in with X, you can export your embedded wallet’s private key from the web app. Go to Profile → Wallet → Export. See Export Wallet.
Sending & Receiving
Is sending really private?
Is sending really private?
Yes. When you use Send, Request, or Send via Claim, your wallet address is never exposed on the blockchain. The transaction is routed through Privacy Cash protocol that breaks the on-chain link between sender and receiver.
Can I send to someone who doesn't have Swish?
Can I send to someone who doesn't have Swish?
You can send to any Solana wallet address, even if they don’t use Swish. For people without a wallet, use Send via Claim to generate a link they can claim after creating an account.
What's the difference between Send and Send via Claim?
What's the difference between Send and Send via Claim?
Send transfers USDC directly to a wallet address or X handle. Send via Claim generates a link with a passphrase — the recipient claims the funds by entering the passphrase. Use Send via Claim when you don’t know the recipient’s address.
Can I cancel a request?
Can I cancel a request?
Yes. Open requests can be cancelled from the Activity tab on your profile page.
Can I reclaim funds from a Send via Claim link?
Can I reclaim funds from a Send via Claim link?
Yes, as long as the funds haven’t been claimed yet. Open the claim link and tap Reclaim to return the funds to your wallet.
Are withdrawals private?
Are withdrawals private?
No. Withdrawals are standard USDC transfers on Solana — both addresses are visible on-chain. However, the gas fee is sponsored by Swish, so withdrawals are free.