You can buy, sell, or swap once directly in Solflare Wallet:
Open Solflare (mobile app or browser extension)
Navigate to the Swap tab
Select ONCE as the token you want to buy or sell
Enter the amount and confirm the swap
Solflare uses smart order routing across all major Solana DEXes to find you the best available price. You can also set limit orders or use DCA (dollar-cost averaging) to automate your trades. For the full walkthrough, see How to Buy once.
once is not verified on Solana's token registry, and Solflare's built-in risk scanner has flagged potential concerns. Solflare surfaces on-chain risk data—including holder concentration, mint authority, freeze authority, and liquidity metrics—so you can assess the risks before making any decisions. Exercise caution and always do your own research.
Solflare Wallet includes a built-in Privacy Aggregator that supports private transfers for select Solana tokens. When enabled, Private Send hides the direct on-chain link between sender and recipient wallets—improving financial privacy without external tools. Private Send is optional, disabled by default, and can be enabled per transaction on both mobile and browser extension. Check Solflare to see if once is currently supported for private transfers.
The safest way to store once is in a non-custodial wallet like Solflare. Non-custodial means you hold your own private keys—no third party can access, freeze, or control your funds. Solflare supports hardware wallet integration for additional security, and includes a built-in Privacy Aggregator for private transfers that hide the on-chain link between sender and recipient. Available on mobile (iOS and Android) and as a browser extension.
The official Solana contract address for once is CSKu3vcYLbNg4vdDmXeFUb8wMftRrsq3Fahbbg4hpump. Always verify the contract address before trading to avoid scams. You can confirm the correct address by searching for ONCE directly in Solflare Wallet.
once is not currently verified on Solana's token registry. Unverified tokens may carry higher risk. Solflare displays verification status and on-chain risk data for every token, helping you identify potential concerns before trading. Always do your own research.
Multiple tokens can use the same name and symbol. Always do your own research before trading. The top 10 wallets own over 70% of once, raising centralization risks. A single wallet controls a large share of once, creating centralization risk. There are relatively few holders of once, which may indicate limited adoption and higher volatility. once has limited liquidity, making trades harder and prices more volatile. Over 80% concentration of once in a few wallets limits fair distribution.
Disclaimer: This information is for educational purposes only and not financial advice. Always do your own research. Data provided by rugcheck.xyz.
7.58%