Convert 100 Old São Tomé Dobra (STD) to Arbitrum (ARB)

Convert old São Tomé dobras to Arbitrums at the live mid-market rate. Reverse: ARB 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 ARB.

Amount

From

100 old São Tomé dobras =

0.02264 ARB +0.36% today

1 STD = 0.00022643 ARB · 1 ARB = 4,416.28 STD

Mid-market rate, updated 15:58 UTC. Paid plans update as often as every 60 seconds. Get STD→ARB rates via API

STD to ARB over the last year

52-week high: 0.00064376
52-week low: 0.00010382
52-week average: 0.00037442
Change over the year: +106.01%

Conversion tables

STD to ARB
STD	ARB
1 STD	0.0002264 ARB
10 STD	0.002264 ARB
100 STD	0.02264 ARB
1,000 STD	0.2264 ARB
10,000 STD	2.26434700 ARB
50,000 STD	11.32173500 ARB
100,000 STD	22.64347000 ARB

ARB to STD
ARB	STD
1 ARB	4,416.28 STD
10 ARB	44,162.83 STD
100 ARB	441,628.34 STD
1,000 ARB	4,416,283.44 STD
10,000 ARB	44,162,834.41 STD
50,000 ARB	220,814,172.07 STD
100,000 ARB	441,628,344.13 STD

Get STD→ARB rates via API

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

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Questions about STD to ARB

How much is 100 STD in ARB?

100 old São Tomé dobras is 0.02264 Arbitrums at the mid-market rate of 4 October 2026, 15:58 UTC, when 1 STD = 0.00022643 ARB.

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

Over the last 52 weeks 1 STD ranged from 0.00010382 to 0.00064376 ARB, 0.00037442 ARB on average.

Which exchange rate is this?

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