Cá Buồm Buồm

🏠 My home

Vietnam Crypto
in real time

P2P VND rates, funding, Alpha, coins, stocks and indices no exchange has.

P2P USDT/VND
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spread
BTC/USDT
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USD shadow
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Funding
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30d regime

All sections

Key metrics for each tool — updated in real time.

Cá Buồm — crypto analytics for Vietnam

Cá Buồm is a "second screen" next to the exchange: everything the trading terminal lacks, gathered in one place and updated in real time. Prices of 200+ coins from Binance via WebSocket, a Binance Alpha tracker with live spread and farm multipliers, P2P USDT/VND spreads between Binance and Bybit with direct links to deals, stocks of the Vietnamese HOSE and HNX exchanges, exclusive VN-market indices and an OKX perp liquidations feed.

Vietnam is one of the world leaders in crypto adoption, and Cá Buồm is built for local specifics: the shadow USD rate via crypto P2P, the premium over the official bank rate, pressure on the dong and the Bitcoin price in Vietnamese dong. All data is free, runs on your phone like an app (PWA) and is available in English and Vietnamese.

Frequently asked questions

What is the black-market USD rate in Vietnam? +

It is the real USD rate that forms on the crypto P2P market (USDT/VND), usually a few percent above the official bank rate. We compute the median hourly and show the premium over the bank rate, with day/week/month/year history.

Where does the data come from? +

From thousands of USDT/VND P2P orders per hour and the official USD/VND bank rate. Coin prices come from Bybit, stocks from the HOSE/HNX exchanges. Analytics, not per-second data — precise and free.

What is the funding regime? +

The funding rate by market regime: the 30-day average and percentile per coin plus funding extremes — a leverage-sentiment indicator for medium and long-horizon positions.

Is the service paid? +

No, everything is free: the black-market USD index, premium, funding regime, P2P rate and Vietnam stocks.