21 IRR to STN

21 IRR = 0.01 STN at the rate on 2025-09-11.

﷼1 = ₡0.0005 ^{-₡0.000007 (-1.34%)} at the rate on 2025-09-11.

The cost of 21 Iranian Rials in Sao Tomean and Principe Dobra today is ₡0.01 according to the “Open Exchange Rates”, compared to yesterday, the exchange rate decreased by -1.34% (by -₡0.000007). The exchange rate of the Iranian Rial in relation to the Sao Tomean and Principe Dobra on the chart, the table of the dynamics of the cost as a percentage for the day, week, month and year.

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Iranian Rial

IRR

Iran

Sao Tomean and Principe Dobra

STN

Sao Tome and Principe

With the currency converter, you can convert 21 Iranian Rials to Sao Tomean and Principe Dobra and find out how much twenty-one rials is currently worth in Sao Tomean and Principe Dobra. Also, you can make a reverse calculation and find out the current value of 21 Sao Tomean and Principe Dobra in Iranian Rials.

19 IRR to STN	20 IRR to STN	21 IRR to STN	22 IRR to STN	23 IRR to STN
₡0.01	₡0.01	₡0.01	₡0.01	₡0.01

19 IRR to STN

20 IRR to STN

21 IRR to STN

22 IRR to STN

23 IRR to STN

₡0.01

₡0.01

₡0.01

Graph of change in 21 Iranian Rials to Sao Tomean and Principe Dobra rate

Select the period for plotting the chart:

The Iranian Rial to Sao Tomean and Principe Dobra 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 Rials (IRR) in Sao Tomean and Principe Dobra (STN)

Changes for the week (7 days)
Date	Day of the week	21 IRR to STN	Changes	Changes %
September 5, 2025	Friday	21 IRR = 0.01 STN	+0.0001 STN	+1.27%
September 6, 2025	Saturday	21 IRR = 0.01 STN	-0.0002 STN	-1.91%
September 7, 2025	Sunday	21 IRR = 0.01 STN	+0.0001 STN	+0.63%
September 8, 2025	Monday	21 IRR = 0.01 STN	-0.000026 STN	-0.25%
September 9, 2025	Tuesday	21 IRR = 0.01 STN	+0.0001 STN	+0.63%
September 10, 2025	Wednesday	21 IRR = 0.01 STN	+0.0001 STN	+0.60%
September 11, 2025 (today)	Thursday	21 IRR = 0.01 STN	-0.0001 STN	-1.34%
The cost of 21 Rials (IRR) in Sao Tomean and Principe Dobra for a week (7 days) decreased by -₡0.0002 (zero sao Tomean and Principe Dobra two centimos).

Changes for the month (30 days)
Date	Day of the week	21 IRR to STN	Changes	Changes %
August 12, 2025	Tuesday	21 IRR = 0.01 STN	+0.000010 STN	+0.10%
September 11, 2025 (today)	Thursday	21 IRR = 0.01 STN	-0.0001 STN	-1.34%
The cost of 21 Rials (IRR) in Sao Tomean and Principe Dobra for a month (30 days) decreased by -₡0.0001 (zero sao Tomean and Principe Dobra one centimo).

Changes for the year (365 days)
Date	Day of the week	21 IRR to STN	Changes	Changes %
September 11, 2024	Wednesday	21 IRR = 0.01 STN	+0.000041 STN	+0.37%
September 11, 2025 (today)	Thursday	21 IRR = 0.01 STN	-0.0008 STN	-7.21%
The cost of 21 Rials (IRR) in Sao Tomean and Principe Dobra for a year (365 days) decreased by -₡0.0008 (zero sao Tomean and Principe Dobra eight centimos).

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Graph of change in 21 Iranian Rials to Sao Tomean and Principe Dobra rate

Dynamics of the cost changes of 21 Rials (IRR) in Sao Tomean and Principe Dobra (STN)

Cross rate of 21 IRR to other currencies