Convert K21 to RAIL
Swap K21 (K21) to Railgun (RAIL) at the best cross-chain rate. SwitchFi routes your K21 → RAIL exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
K21 to RAIL market data
| Metric | K21 | RAIL |
|---|---|---|
| Price | $0.0145 | $1.87 |
| Market cap | $267,511 | $112.17M |
| 24h volume | $2 | $137,763 |
| 24h change | — | +3.41% |
| 7d change | -0.60% | -13.40% |
| 24h high / low | $0 / $0 | $1.87 / $1.79 |
| All-time high | $11.59 | $5.66 |
| Market cap rank | #4152 | #243 |
What is the K21 to RAIL exchange rate?
At the current market price, 1 K21 ≈ 0.00775284 RAIL, and 1 RAIL ≈ 128.985 K21. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
K21 is the smaller side of this pair — Railgun's market capitalisation of $112.17M is roughly 419× larger than K21's $267,511. On the overall leaderboard they sit at #4152 and #243 respectively. Zooming out to a week, K21 has moved -0.60% while RAIL has moved -13.40%. With $2 and $137,763 in respective daily volume, neither side of a K21→RAIL swap struggles for depth. Measured from record highs, K21 is down 99.9% and RAIL is down 67.0%.
K21 to RAIL converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
K21 / 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 K21 and Railgun
K21 (K21) is the #4152 cryptocurrency by market cap, worth $267,511 in aggregate. The price sits 99.9% under the record high of $11.59. Of a maximum supply of 21.00M K21, 18.45M K21 (88%) is already in circulation. K21 has moved -0.60% week-on-week and -6.60% over 30 days. Its 24-hour trading volume is $2.
Railgun (RAIL) ranks #243 by market capitalisation at $112.17M. It is trading 67.0% below its all-time high of $5.66. 60.00M RAIL is circulating out of a hard cap of 100.00M RAIL — about 60% of the eventual supply. Over the last 7 days RAIL is -13.40%, and +28.20% across 30 days. Daily turnover comes to $137,763.
How to convert K21 to RAIL
- 1 Enter the amount of K21 you want to convert — the swap widget on this page is prefilled with the K21 → 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
Convert any other cryptocurrency from K21
K21 to RAIL FAQ
What is the K21 to RAIL exchange rate?
1 K21 is worth roughly 0.00775284 RAIL at the moment (inverted: 1 RAIL ≈ 128.985 K21). This moves with the market; your wallet shows the exact executable amount before signing.
How to swap, exchange or convert K21 to RAIL on SwitchFi?
Type in how much K21 you're converting, connect a wallet, check the quoted K21→RAIL route and confirm in the wallet. The router compares DEX and bridge paths and settles without ever taking custody.
Is the K21 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 K21 to RAIL?
SwitchFi shows the network, DEX and bridge fees up front in the quote. You always see the minimum you'll receive before confirming — there are no hidden custody fees because you never give up control of your funds.
Do I need an account to exchange K21 for RAIL?
No. SwitchFi is a non-custodial router — connect a compatible wallet and swap. No sign-up, no KYC to use the on-chain swap.
Market data by CoinGecko, cached server-side. Prices are informational — the exact swap rate is quoted at execution time.