Convert 10 Bhutanese Ngultrum (BTN) to Old São Tomé Dobra (STD)

Convert Bhutanese Ngultrum to old São Tomé dobras at the live mid-market rate. Reverse: STD to BTN

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 BTN to STN.

Amount

From

10 Bhutanese Ngultrum =

2,267.78 STD −0.67% today

1 BTN = 226.778 STD · 1 STD = 0.00440961 BTN

Mid-market rate, updated 05:54 UTC. Paid plans update as often as every 60 seconds. Get BTN→STD rates via API

BTN to STD over the last year

52-week high: 242.82
52-week low: 219.29
52-week average: 229.31
Change over the year: −3.94%

Conversion tables

BTN to STD
BTN	STD
1 BTN	226.78 STD
10 BTN	2,267.78 STD
100 BTN	22,677.76 STD
1,000 BTN	226,777.58 STD
10,000 BTN	2,267,775.85 STD
50,000 BTN	11,338,879.24 STD
100,000 BTN	22,677,758.49 STD

STD to BTN
STD	BTN
1 STD	0.00441 BTN
10 STD	0.0441 BTN
100 STD	0.441 BTN
1,000 STD	4.41 BTN
10,000 STD	44.10 BTN
50,000 STD	220.48 BTN
100,000 STD	440.96 BTN

Get BTN→STD rates via API

The live rate, the rate on any past day or a whole range, for STD 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=BTN -d currencies=STD \
  -H "apikey: YOUR-API-KEY"

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

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Questions about BTN to STD

How much is 10 BTN in STD?

10 Bhutanese Ngultrum is 2,267.78 old São Tomé dobras at the mid-market rate of 4 October 2026, 05:54 UTC, when 1 BTN = 226.778 STD.

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

Over the last 52 weeks 1 BTN ranged from 219.291 to 242.824 STD, 229.31 STD on average.

Which exchange rate is this?

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