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Convert 10 Old São Tomé Dobra (STD) to São Tomé and Príncipe Dobra (STN)

Convert old São Tomé dobras to São Tomé and Príncipe dobras at the live mid-market rate. Reverse: STN to STD

The Old São Tomé Dobra is no longer in use

Old São Tomé Dobra (STD) was replaced by the São Tomé and Príncipe Dobra (STN) in 2018.

10 old São Tomé dobras =

0.01 STN 0.00% today

1 STD = 0.001 STN · 1 STN = 1,000.00 STD

Mid-market rate, updated 12:25 UTC. Paid plans update as often as every 60 seconds. Get STD→STN rates via API

STD to STN over the last year

0.0010.001010.00102Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0010254
52-week low
0.0010000
52-week average
0.0010001
Change over the year
0.00%

Conversion tables

STD to STN
STD STN
1 STD 0.001 STN
10 STD 0.01 STN
100 STD 0.10 STN
1,000 STD 1.00 STN
10,000 STD 10.00 STN
50,000 STD 50.00 STN
100,000 STD 100.00 STN
STN to STD
STN STD
1 STN 1,000.00 STD
10 STN 10,000.00 STD
100 STN 100,000.00 STD
1,000 STN 999,999.99 STD
10,000 STN 9,999,999.88 STD
50,000 STN 49,999,999.38 STD
100,000 STN 99,999,998.75 STD

Get STD→STN rates via API

The live rate, the rate on any past day or a whole range, for STN and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation 
curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=STD -d currencies=STN \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=STD -d currencies=STN \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about STD to STN

How much is 10 STD in STN?

10 old São Tomé dobras is 0.01 São Tomé and Príncipe dobras at the mid-market rate of 4 October 2026, 12:25 UTC, when 1 STD = 0.001 STN.

What was the STD to STN rate over the last year?

Over the last 52 weeks 1 STD ranged from 0.001 to 0.00102539 STN, 0.00100007 STN on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for STD/STN, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.