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Convert 10 Old São Tomé Dobra (STD) to Afghan Afghani (AFN)

Convert old São Tomé dobras to Afghan Afghanis at the live mid-market rate. Reverse: AFN 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. For today’s money, convert STN to AFN.

10 old São Tomé dobras =

0.02983 AFN +0.67% today

1 STD = 0.00298311 AFN · 1 AFN = 335.221 STD

Mid-market rate, updated 09:43 UTC. Paid plans update as often as every 60 seconds. Get STD→AFN rates via API

STD to AFN over the last year

0.0030.00310.0032Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0032040
52-week low
0.0029326
52-week average
0.0030643
Change over the year
−6.87%

Conversion tables

STD to AFN
STD AFN
1 STD 0.002983 AFN
10 STD 0.02983 AFN
100 STD 0.2983 AFN
1,000 STD 3 AFN
10,000 STD 30 AFN
50,000 STD 149 AFN
100,000 STD 298 AFN
AFN to STD
AFN STD
1 AFN 335.22 STD
10 AFN 3,352.21 STD
100 AFN 33,522.05 STD
1,000 AFN 335,220.52 STD
10,000 AFN 3,352,205.18 STD
50,000 AFN 16,761,025.91 STD
100,000 AFN 33,522,051.82 STD

Get STD→AFN rates via API

The live rate, the rate on any past day or a whole range, for AFN 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=AFN \
  -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=AFN \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about STD to AFN

How much is 10 STD in AFN?

10 old São Tomé dobras is 0.02983 Afghan Afghanis at the mid-market rate of 4 October 2026, 09:43 UTC, when 1 STD = 0.00298311 AFN.

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

Over the last 52 weeks 1 STD ranged from 0.0029326 to 0.00320402 AFN, 0.00306427 AFN on average.

Which exchange rate is this?

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