21 ISK to STN

21 ISK = 3.59 STN at the rate on 2025-09-11.

kr1 = ₡0.17 ^{-₡0.0025 (-1.49%)} at the rate on 2025-09-11.

The cost of 21 Iceland Kronur in Sao Tomean and Principe Dobra today is ₡3.59 according to the “Open Exchange Rates”, compared to yesterday, the exchange rate decreased by -1.49% (by -₡0.0025). The exchange rate of the Iceland Krona 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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Iceland Krona

ISK

Iceland

Sao Tomean and Principe Dobra

STN

Sao Tome and Principe

With the currency converter, you can convert 21 Iceland Kronur to Sao Tomean and Principe Dobra and find out how much twenty-one kronur 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 Iceland Kronur.

19 ISK to STN	20 ISK to STN	21 ISK to STN	22 ISK to STN	23 ISK to STN
₡3.25	₡3.42	₡3.59	₡3.76	₡3.94

19 ISK to STN

20 ISK to STN

21 ISK to STN

22 ISK to STN

23 ISK to STN

₡3.25

₡3.42

₡3.59

₡3.76

₡3.94

Graph of change in 21 Iceland Kronur to Sao Tomean and Principe Dobra rate

Select the period for plotting the chart:

The Iceland Krona 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 Kronur (ISK) in Sao Tomean and Principe Dobra (STN)

Changes for the week (7 days)
Date	Day of the week	21 ISK to STN	Changes	Changes %
September 5, 2025	Friday	21 ISK = 3.66 STN	+0.07 STN	+1.89%
September 6, 2025	Saturday	21 ISK = 3.59 STN	-0.07 STN	-1.91%
September 7, 2025	Sunday	21 ISK = 3.62 STN	+0.02 STN	+0.64%
September 8, 2025	Monday	21 ISK = 3.61 STN	-0.0044 STN	-0.12%
September 9, 2025	Tuesday	21 ISK = 3.62 STN	+0.01 STN	+0.27%
September 10, 2025	Wednesday	21 ISK = 3.65 STN	+0.03 STN	+0.70%
September 11, 2025 (today)	Thursday	21 ISK = 3.59 STN	-0.05 STN	-1.49%
The cost of 21 Kronur (ISK) in Sao Tomean and Principe Dobra for a week (7 days) decreased by -₡0.07 (zero sao Tomean and Principe Dobra seven centimos).

Changes for the month (30 days)
Date	Day of the week	21 ISK to STN	Changes	Changes %
August 12, 2025	Tuesday	21 ISK = 3.64 STN	+0.02 STN	+0.51%
September 11, 2025 (today)	Thursday	21 ISK = 3.59 STN	-0.05 STN	-1.35%
The cost of 21 Kronur (ISK) in Sao Tomean and Principe Dobra for a month (30 days) decreased by -₡0.05 (zero sao Tomean and Principe Dobra five centimos).

Changes for the year (365 days)
Date	Day of the week	21 ISK to STN	Changes	Changes %
September 11, 2024	Wednesday	21 ISK = 3.41 STN	+0.01 STN	+0.34%
September 11, 2025 (today)	Thursday	21 ISK = 3.59 STN	+0.18 STN	+4.97%
The cost of 21 Kronur (ISK) in Sao Tomean and Principe Dobra for a year (365 days) increased by +₡0.18 (zero sao Tomean and Principe Dobra eighteen centimos).

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Graph of change in 21 Iceland Kronur to Sao Tomean and Principe Dobra rate

Dynamics of the cost changes of 21 Kronur (ISK) in Sao Tomean and Principe Dobra (STN)

Cross rate of 21 ISK to other currencies