4 IRR to STD

4 IRR = 2.12 STD at the rate on 2025-09-05.

﷼1 = 0.53 STD at the rate on 2025-09-05.

The cost of 4 Iranian Rials in Sao Tomean Dobras today is 2.12 STD according to the “Open Exchange Rates”, compared to yesterday, the exchange rate remained unchanged. The exchange rate of the Iranian Rial in relation to the Sao Tomean 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 Dobra

STD

Sao Tome And Principe

With the currency converter, you can convert 4 Iranian Rials to Dobras and find out how much four rials is currently worth in Dobras. Also, you can make a reverse calculation and find out the current value of 4 Dobras in Iranian Rials.

2 IRR to STD	3 IRR to STD	4 IRR to STD	5 IRR to STD	6 IRR to STD
1.06 STD	1.59 STD	2.12 STD	2.65 STD	3.18 STD

2 IRR to STD

3 IRR to STD

4 IRR to STD

5 IRR to STD

6 IRR to STD

1.06 STD

1.59 STD

2.12 STD

2.65 STD

3.18 STD

Graph of change in 4 Iranian Rials to Sao Tomean Dobras rate

Select the period for plotting the chart:

The Iranian Rial to 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 4 Rials (IRR) in Dobras (STD)

Changes for the week (7 days)
Date	Day of the week	4 IRR to STD	Changes	Changes %
August 30, 2025	Saturday	4 IRR = 2.12 STD	-	-
August 31, 2025	Sunday	4 IRR = 2.12 STD	-0.0006 STD	-0.03%
September 1, 2025	Monday	4 IRR = 2.12 STD	-	-
September 2, 2025	Tuesday	4 IRR = 2.12 STD	+0.0013 STD	+0.06%
September 3, 2025	Wednesday	4 IRR = 2.12 STD	-	-
September 4, 2025	Thursday	4 IRR = 2.12 STD	-0.0013 STD	-0.06%
September 5, 2025 (today)	Friday	4 IRR = 2.12 STD	-	-
The cost of 4 Rials (IRR) in Sao Tomean Dobras for a week (7 days) decreased by -0.0006 STD (zero dobra six centimos).

Changes for the month (30 days)
Date	Day of the week	4 IRR to STD	Changes	Changes %
August 6, 2025	Wednesday	4 IRR = 2.12 STD	-	-
September 5, 2025 (today)	Friday	4 IRR = 2.12 STD	+0.0025 STD	+0.12%
The cost of 4 Rials (IRR) in Sao Tomean Dobras for a month (30 days) increased by +0.0025 STD (zero dobra twenty-five centimos).

Changes for the year (365 days)
Date	Day of the week	4 IRR to STD	Changes	Changes %
September 5, 2024	Thursday	4 IRR = 2.12 STD	-0.0006 STD	-0.03%
September 5, 2025 (today)	Friday	4 IRR = 2.12 STD	+0.0015 STD	+0.07%
The cost of 4 Rials (IRR) in Sao Tomean Dobras for a year (365 days) increased by +0.0015 STD (zero dobra fifteen centimos).

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Graph of change in 4 Iranian Rials to Sao Tomean Dobras rate

Dynamics of the cost changes of 4 Rials (IRR) in Dobras (STD)

Cross rate of 4 IRR to other currencies