21 USD to BTC

21 USD National flag of the United States of America = 0.0003 BTC Bitcoin at the rate on .

$1 = 0.000015 BTC -0.00000002 BTC (-0.15%) at the rate on 2026-08-10.

The cost of 21 United States Dollars in Bitcoins today is 0.0003 BTC according to the “Open Exchange Rates”, compared to yesterday, the exchange rate decreased by -0.15% (by -0.00000002 BTC). The exchange rate of the United States Dollar in relation to the Bitcoin on the chart, the table of the dynamics of the cost as a percentage for the day, week, month and year.

Currency Converter

United States Dollar
USD National flag of the United States of America USA
Bitcoin
BTC Bitcoin Cryptocurrency

With the currency converter, you can convert 21 United States Dollars to Bitcoins and find out how much twenty-one dollars is currently worth in Bitcoins. Also, you can make a reverse calculation and find out the current value of 21 Bitcoins in United States Dollars.

19 USD to BTC 20 USD to BTC 21 USD to BTC 22 USD to BTC 23 USD to BTC
0.0003 BTC 0.0003 BTC 0.0003 BTC 0.0003 BTC 0.0004 BTC

Graph of change in 21 United States Dollars to Bitcoins rate

Select the period for plotting the chart:
  • Week
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The United States Dollar to Bitcoin exchange rate on the chart allows you to track changes over different periods and draw conclusions about possible forecasts of the exchange rate of one currency in relation to another.

Dynamics of the cost changes of 21 Dollars (USD) in Bitcoins (BTC)

Compare the cost of 21 United States Dollars in Bitcoins in the past with the current price at the moment.
Changes for the week (7 days)
Date Day of the week 21 USD to BTC Changes Changes %
August 4, 2026 Tuesday 21 USD = 0.0003 BTC -0.000003 BTC -1.07%
August 5, 2026 Wednesday 21 USD = 0.0003 BTC -0.000002 BTC -0.54%
August 6, 2026 Thursday 21 USD = 0.0003 BTC +0.000001 BTC +0.41%
August 7, 2026 Friday 21 USD = 0.0003 BTC -0.000003 BTC -0.86%
August 8, 2026 Saturday 21 USD = 0.0003 BTC -0.00000025 BTC -0.08%
August 9, 2026 Sunday 21 USD = 0.0003 BTC -0.000001 BTC -0.22%
August 10, 2026 (today) Monday 21 USD = 0.0003 BTC -0.00000050 BTC -0.15%
The cost of 21 Dollars (USD) in Bitcoins for a week (7 days) decreased by -0.000005 BTC (zero bitcoin fifty thousand bits).
Changes for the month (30 days)
Date Day of the week 21 USD to BTC Changes Changes %
July 11, 2026 Saturday 21 USD = 0.0003 BTC -0.00000046 BTC -0.14%
August 10, 2026 (today) Monday 21 USD = 0.0003 BTC -0.000005 BTC -1.54%
The cost of 21 Dollars (USD) in Bitcoins for a month (30 days) decreased by -0.000005 BTC (zero bitcoin fifty thousand bits).
Changes for the year (365 days)
Date Day of the week 21 USD to BTC Changes Changes %
August 10, 2025 Sunday 21 USD = 0.0002 BTC -0.000004 BTC -2.09%
August 10, 2026 (today) Monday 21 USD = 0.0003 BTC +0.0001 BTC +45.26%
The cost of 21 Dollars (USD) in Bitcoins for a year (365 days) increased by +0.0001 BTC (zero bitcoin ten thousand bits).

Cross rate of 21 USD to other currencies

Flag of the European Union

EUR

Euro

European Union

18.16 EUR

Exchange rate change for the week
-€0.04
-0.24%
Dogecoin

DOGE

Dogecoin

Cryptocurrency

300.04 DOGE

Exchange rate change for the week
+1.54 DOGE
+0.51%
National flag of the United Kingdom of Great Britain and Northern Ireland

GBP

British Pound

United Kingdom

15.56 GBP

Exchange rate change for the week
-£0.05
-0.33%
National flag of the People's Republic of China

CNY

Chinese Yuan

China

141.66 CNY

Exchange rate change for the week
-¥0.16
-0.11%