What is a MicroBitcoin (uBTC)?

Microbitcoin is a term used to describe a small fraction of a bitcoin, the world's largest and most well-known cryptocurrency. One bitcoin is divisible into 100 million smaller units, known as satoshis, and a microbitcoin is equivalent to 0.000001 of a bitcoin, or 100 satoshis.

The use of microbitcoins allows for more precise transactions in the bitcoin network, making it possible to send and receive smaller amounts of the cryptocurrency. This can be especially useful for making small purchases or for transferring money to friends and family without incurring large transaction fees.

Microbitcoins also allow for greater accessibility to the world of cryptocurrency for people who may not have the means to purchase an entire bitcoin. This can be particularly useful in countries where the local currency is unstable or where it is difficult to access traditional financial institutions.

Despite their small size, microbitcoins can still hold significant value. As the value of bitcoin increases, the value of microbitcoins also increases proportionally. This can be seen in recent years as the price of bitcoin has risen dramatically, making many early adopters of the cryptocurrency quite wealthy.

Simplified Example

Imagine you have a big candy bar that you want to share with your friends. The candy bar can be broken into smaller pieces, just like a bitcoin can be divided into smaller units called microbitcoins. Each piece of the candy bar is like a microbitcoin, a smaller piece of the big candy bar. Just like you can give your friends a small piece of the candy bar, you can send someone a small amount of microbitcoins instead of a whole bitcoin. This way, you can send and receive smaller amounts of the cryptocurrency, just like sharing a small piece of candy.

History of the Term "Microbitcoin (uBTC)"

The term "MicroBitcoin" (uBTC) likely originated in the early 2010s during the rise of Bitcoin, but attributing it to a specific inventor is challenging. References to "MicroBitcoin" and its abbreviation "uBTC" surfaced in online forums around 2011-2012, indicating its organic emergence within the Bitcoin community as a convenient way to discuss fractions of a Bitcoin amidst its increasing value.


Transferring 0.01 bitcoin, or 1 million satoshis, to a friend as a gift. This amount could be considered a microbitcoin as it is a very small fraction of a full bitcoin.

Purchasing a cup of coffee for 0.0005 bitcoin, or 50,000 satoshis. This amount is considered a microbitcoin and could be a convenient and cost-effective way to make a small purchase in a digital currency.

Sending a small amount of bitcoin to a charity or non-profit organization. For example, sending 0.001 bitcoin, or 10,000 satoshis, to a charity could be considered a microbitcoin. This allows for small donations to be made in a secure and decentralized manner.

  • MilliBitcoin: A unit of the cryptocurrency, Bitcoin. It is used to represent a fraction of a Bitcoin, with 1 millibitcoin equal to 0.001 Bitcoins.

  • Satoshi (SATS): The smallest units of measurement in the Bitcoin cryptocurrency.