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São Tomé and Príncipe Dobra (STN) to Guinean Franc (GNF)

Convert São Tomé and Príncipe dobras to Guinean francs at the live mid-market rate. Reverse: GNF to STN

1 São Tomé and Príncipe Dobra =

405 GNF +0.67% today

1 STN = 405.487 GNF · 1 GNF = 0.00246617 STN

Mid-market rate, updated 09:38 UTC. Paid plans update as often as every 60 seconds. Get STN→GNF rates via API

STN to GNF over the last year

400.00410.00420.00Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
426.23
52-week low
401.50
52-week average
412.93
Change over the year
−2.33%

Conversion tables

STN to GNF
STN GNF
1 STN 405 GNF
10 STN 4,055 GNF
100 STN 40,549 GNF
1,000 STN 405,487 GNF
10,000 STN 4,054,874 GNF
50,000 STN 20,274,372 GNF
100,000 STN 40,548,744 GNF
GNF to STN
GNF STN
1 GNF 0.002466 STN
10 GNF 0.02466 STN
100 GNF 0.2466 STN
1,000 GNF 2.47 STN
10,000 GNF 24.66 STN
50,000 GNF 123.31 STN
100,000 GNF 246.62 STN

Get STN→GNF rates via API

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

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

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Questions about STN to GNF

How much is 1 STN in GNF?

1 São Tomé and Príncipe Dobra is 405.487 Guinean francs at the mid-market rate of 4 October 2026, 09:38 UTC, and 1 GNF is 0.00246617 STN.

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

Over the last 52 weeks 1 STN ranged from 401.498 to 426.228 GNF, 412.935 GNF on average.

Which exchange rate is this?

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