Convert BUIDLon Polygon to RAIL
Swap BlackRock USD Institutional Digital Liquidity Fund (BUIDL) on Polygon to Railgun (RAIL) at the best cross-chain rate. SwitchFi routes your BUIDL → RAIL exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
BUIDL to RAIL market data
| Metric | BUIDL · Polygon | RAIL |
|---|---|---|
| Price | $1.00 | $1.68 |
| Market cap | $2.38B | $96.71M |
| 24h volume | $0 | $214,519 |
| 24h change | +0.00% | +0.87% |
| 7d change | +0.00% | -18.06% |
| 24h high / low | $1.00 / $1.00 | $1.73 / $1.59 |
| All-time high | $1.00 | $5.66 |
| Market cap rank | #38 | #275 |
What is the BUIDL to RAIL exchange rate?
At the current market price, 1 BUIDL ≈ 0.5952381 RAIL, and 1 RAIL ≈ 1.68 BUIDL. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
By market value the pair is uneven — BlackRock USD Institutional Digital Liquidity Fund's $2.38B dwarfs Railgun's $96.71M by a factor of about 25×. They currently rank #38 and #275 among all cryptocurrencies. Day-on-day, BUIDL printed +0.00% and RAIL printed +0.87%, meaning the exchange rate between them has moved in RAIL's favour. Zooming out to a week, BUIDL has moved +0.00% while RAIL has moved -18.06%.
BUIDL to RAIL converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
BUIDL / RAIL conversion tables
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Live quote, net of DEX/bridge/gas fees. The final amount is confirmed in your wallet at execution.
Indicative estimate — the exact amount is confirmed in your wallet at execution.
About BlackRock USD Institutional Digital Liquidity Fund and Railgun
BlackRock USD Institutional Digital Liquidity Fund (BUIDL) is the #38 cryptocurrency by market cap, worth $2.38B in aggregate. It is trading close to its all-time high of $1.00. There are currently 2.38B BUIDL in circulation. BUIDL has moved +0.00% week-on-week and +0.00% over 30 days.
Railgun (RAIL) ranks #275 by market capitalisation at $96.71M. It is trading 70.3% below its all-time high of $5.66. 57.50M RAIL is circulating out of a hard cap of 100.00M RAIL — about 57% of the eventual supply. Over the last 7 days RAIL is -18.06%, and -38.62% across 30 days. Daily turnover comes to $214,519.
How to convert BUIDL to RAIL
- 1 Enter the amount of BUIDL on Polygon you want to convert — the swap widget on this page is prefilled with the BUIDL → RAIL pair.
- 2 Connect a compatible wallet: MetaMask, OKX, Trust Wallet, TokenPocket, TronLink, UniSat, Phantom and others.
- 3 Review the quoted route — the estimated and minimum amount of RAIL you will receive, plus network, DEX and bridge fees, are all shown before you sign.
- 4 Confirm the transaction in your wallet and track the swap on the My transactions page until the funds arrive.
Other options to exchange RAIL
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USDS
BUIDL to RAIL FAQ
What is the BUIDL to RAIL exchange rate?
At current prices one BUIDL converts to about 0.5952381 RAIL, and one RAIL to about 1.68 BUIDL. The figure tracks the market in real time — the binding rate is the one quoted at execution.
How to swap, exchange or convert BUIDL to RAIL on SwitchFi?
Type in how much BUIDL you're converting, connect a wallet, check the quoted BUIDL→RAIL route and confirm in the wallet. The router compares DEX and bridge paths and settles without ever taking custody.
Is the BUIDL to RAIL swap instant?
Speed depends on the route: same-chain trades are near-instant, while bridged cross-chain paths usually complete in a few minutes. Progress is trackable the whole way.
Are there fees to convert BUIDL to RAIL?
The usual on-chain costs apply (network gas plus DEX/bridge fees), but they're disclosed inside the quote together with the minimum received. Nothing is charged for accounts or custody.
Do I need an account to exchange BUIDL for RAIL?
No account is needed. You connect a wallet, approve the swap and receive the funds directly — there is no registration or KYC step for on-chain swaps.
Market data by CoinGecko, cached server-side. Prices are informational — the exact swap rate is quoted at execution time.