Convert SYNon Base to B
Swap Synapse (SYN) on Base to BUILDon (B) at the best cross-chain rate. SwitchFi routes your SYN → B exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
SYN to B market data
| Metric | SYN · Base | B |
|---|---|---|
| Price | $0.0943 | $0.1312 |
| Market cap | $20.68M | $131.21M |
| 24h volume | $5.64M | $4.57M |
| 24h change | +7.90% | +0.80% |
| 7d change | -15.00% | -2.50% |
| 24h high / low | $0.09387 / $0.08589 | $0.1321 / $0.1246 |
| All-time high | $4.92 | $0.7626 |
| Market cap rank | #834 | #227 |
What is the SYN to B exchange rate?
At the current market price, 1 SYN ≈ 0.71887911 B, and 1 B ≈ 1.3911 SYN. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
Synapse is the smaller side of this pair — BUILDon's market capitalisation of $131.21M is roughly 6.3× larger than Synapse's $20.68M. On the overall leaderboard they sit at #834 and #227 respectively. Over the past 24 hours SYN is +7.90% while B is +0.80%, so the SYN/B rate has moved in SYN's favour. On a 7-day view the tape shows SYN -15.00% and B -2.50%. With $5.64M and $4.57M in respective daily volume, neither side of a SYN→B swap struggles for depth. Measured from record highs, SYN is down 98.1% and B is down 82.8%.
SYN to B converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
SYN / 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 Synapse and BUILDon
With a total market value of $20.68M, Synapse (SYN) sits at #834 among all cryptocurrencies. It is trading 98.1% below its all-time high of $4.92. 219.07M SYN is circulating out of a hard cap of 250.00M SYN — about 88% of the eventual supply. Over the last 7 days SYN is -15.00%, and +9.50% across 30 days. Daily turnover comes to $5.64M.
BUILDon (B) ranks #227 by market capitalisation at $131.21M. Compared with its $0.7626 all-time peak, it currently trades 82.8% lower. Of a maximum supply of 1.00B B, 1.00B B (100%) is already in circulation. Recent performance reads -2.50% over 7 days and -21.60% over the past month for B. Around $4.57M of B changes hands every 24 hours.
How to convert SYN to B
- 1 Enter the amount of SYN on Base you want to convert — the swap widget on this page is prefilled with the SYN → 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 SYN
SYN to B FAQ
What is the SYN to B exchange rate?
1 SYN is worth roughly 0.71887911 B at the moment (inverted: 1 B ≈ 1.3911 SYN). This moves with the market; your wallet shows the exact executable amount before signing.
How to swap, exchange or convert SYN to B on SwitchFi?
Three steps: set the SYN amount, connect your wallet, then approve the best quoted SYN→B route. Funds move wallet-to-wallet — SwitchFi never holds them.
Is the SYN to B 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 SYN 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 SYN for B?
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.