Convert MAST to B
Swap Mast Bond (MAST) to BUILDon (B) at the best cross-chain rate. SwitchFi routes your MAST → B exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
MAST to B market data
| Metric | MAST | B |
|---|---|---|
| Price | $0.0006392 | $0.1359 |
| Market cap | $639,170 | $135.95M |
| 24h volume | $197,431 | $4.25M |
| 24h change | -24.42% | +4.75% |
| 7d change | — | -1.60% |
| 24h high / low | $0.001029 / $0.0005334 | $0.1371 / $0.1263 |
| All-time high | $0.003021 | $0.7626 |
| Market cap rank | #3277 | #221 |
What is the MAST to B exchange rate?
At the current market price, 1 MAST ≈ 0.00470158 B, and 1 B ≈ 212.6946 MAST. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
Mast Bond is the smaller side of this pair — BUILDon's market capitalisation of $135.95M is roughly 213× larger than Mast Bond's $639,170. MAST holds rank #3277 while B holds #221 by market capitalisation. Day-on-day, MAST printed -24.42% and B printed +4.75%, meaning the exchange rate between them has moved in B's favour. Liquidity is ample on both legs — MAST trades $197,431 a day and B trades $4.25M — so conversions execute at market rates. MAST currently trades 78.8% below its all-time high, while B sits 82.2% under its own peak.
MAST to B converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
MAST / B 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 Mast Bond and BUILDon
Mast Bond (MAST) ranks #3277 by market capitalisation at $639,170. The price sits 78.8% under the record high of $0.003021. Of a maximum supply of 1.00B MAST, 1.00B MAST (100%) is already in circulation. Its 24-hour trading volume is $197,431.
BUILDon (B) ranks #221 by market capitalisation at $135.95M. Compared with its $0.7626 all-time peak, it currently trades 82.2% lower. Of a maximum supply of 1.00B B, 1.00B B (100%) is already in circulation. Recent performance reads -1.60% over 7 days and -22.40% over the past month for B. Around $4.25M of B changes hands every 24 hours.
How to convert MAST to B
- 1 Enter the amount of MAST you want to convert — the swap widget on this page is prefilled with the MAST → B 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 B 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 B
Convert any other cryptocurrency from MAST
MAST to B FAQ
What is the MAST to B exchange rate?
1 MAST is worth roughly 0.00470158 B at the moment (inverted: 1 B ≈ 212.6946 MAST). This moves with the market; your wallet shows the exact executable amount before signing.
How to swap, exchange or convert MAST to B on SwitchFi?
Type in how much MAST you're converting, connect a wallet, check the quoted MAST→B route and confirm in the wallet. The router compares DEX and bridge paths and settles without ever taking custody.
Is the MAST to B swap instant?
Same-chain swaps settle in seconds; cross-chain routes typically take a few minutes while the bridge confirms on both sides. You can track live status until the funds land.
Are there fees to convert MAST to B?
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 MAST for B?
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.