What is a MilliBitcoin (mBTC)?

Millibitcoin, also known as mBTC, is a unit of the cryptocurrency, Bitcoin. It is used to represent a fraction of a Bitcoin, with 1 millibitcoin equal to 0.001 Bitcoins. This unit is used for smaller transactions or for purposes such as price quotes or exchanges where larger units of Bitcoin may be too large or difficult to use.

The use of millibitcoins allows for greater flexibility and precision in transactions involving Bitcoin, making it easier for individuals and businesses to handle smaller amounts of the cryptocurrency. It also helps to mitigate the impact of fluctuations in the price of Bitcoin, as the value of millibitcoins remains relatively stable compared to the larger units.

For example, if 1 Bitcoin is worth $50,000, then 1 millibitcoin would be worth $50. This allows for more accessible and affordable transactions, particularly in markets where the cost of goods and services may not be suitable for transactions involving whole Bitcoins.

In conclusion, millibitcoins serve as a useful tool for individuals and businesses who are looking to transact with smaller amounts of Bitcoin. It provides a way for them to handle Bitcoin transactions with greater ease and precision, and helps to make the cryptocurrency more accessible and usable for a wider range of purposes.

SImplified Example

Think of a millibitcoin like a tiny candy. If a Bitcoin is like a big bag of candy, a millibitcoin is just a tiny piece of that candy. It's still sweet and valuable, but you can use it for smaller things like buying a toy or a snack. In the same way, you can use millibitcoins for smaller transactions in the world of digital money instead of having to use a whole Bitcoin. It makes it easier for people to buy and sell things in a more manageable way.

History of the Term "Millibitcoin (mBTC)"

The exact originator of the term "microbitcoin" (uBTC) remains unknown, but its likely emergence occurred in the early 2010s alongside the ascent of Bitcoin. Several factors contributed to its development and widespread use: the initial limited divisibility of Bitcoin with a restricted number of decimal places, the community-driven adoption of "uBTC" as a practical means to discuss smaller amounts of Bitcoin, the integration of "uBTC" as a standard unit by cryptocurrency exchanges for displaying prices and facilitating transactions, and the adoption of "uBTC" by media and publications in reporting on Bitcoin-related news and analysis.


A user wants to buy a digital product for $5. Since Bitcoin is the only payment option, the user will send 0.0001 mBTC to the seller to complete the transaction.

A person wants to invest in Bitcoin, but they don't want to buy an entire Bitcoin. They decide to purchase 10 mBTC instead, which is equal to 0.01 Bitcoins.

A cryptocurrency exchange offers the option to trade Bitcoin in millibitcoin units. A trader wants to sell their 0.5 Bitcoins, but the exchange only allows them to sell in increments of mBTC. The trader converts their 0.5 Bitcoins into 500 mBTC and sells it in smaller units.

  • MicroBitcoin: A term used to describe a small fraction of a bitcoin, the world's largest and most well-known cryptocurrency.

  • Microtransaction: Small financial transactions that are typically used to purchase digital goods and services, such as in-game items, additional features, or access to premium content.