Satoshi Converter — Free 2026
Convert between BTC, satoshi, mBTC, and USD instantly. 1 BTC = 100,000,000 satoshis.
How It Works
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Understanding Bitcoin Units
Bitcoin is divisible down to eight decimal places, making the smallest possible unit 0.00000001 BTC — known as one satoshi. Named after Bitcoin's pseudonymous creator, Satoshi Nakamoto, the satoshi has become the standard unit for discussing small Bitcoin amounts, especially as the price of one whole Bitcoin has risen into the tens of thousands of dollars. Understanding the relationship between BTC, mBTC, and satoshis is essential for anyone working with Bitcoin transactions, Lightning Network payments, or cryptocurrency development.
Unit Conversion Reference
1 BTC = 1,000 mBTC = 100,000,000 satoshis. 1 mBTC (milliBitcoin) = 0.001 BTC = 100,000 satoshis. 1 satoshi = 0.00000001 BTC = 0.00001 mBTC. The mBTC unit is convenient for everyday transactions — when someone says they paid "5 mBTC" for something, that is 0.005 BTC or 500,000 satoshis. On the Lightning Network, amounts are often expressed in satoshis since transactions tend to be very small.
Why Satoshis Matter
As Bitcoin's price increases, thinking in whole BTC becomes impractical for small purchases. Satoshis provide a more intuitive unit for micro-transactions, tipping, and everyday spending. Many Bitcoin wallets and exchanges now offer a "sats" display mode. The concept of "stacking sats" (accumulating satoshis through regular small purchases) has become a popular investment strategy. For more cryptocurrency tools, try our Compound Interest Calculator or Investment Calculator to project your portfolio growth.
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