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  2. SLE to STN

Sierra Leonean Leone (SLE) to São Tomé and Príncipe Dobra (STN)

Convert Sierra Leonean leones to São Tomé and Príncipe dobras at the live mid-market rate. Reverse: STN to SLE

1 Sierra Leonean Leone =

0.9464 STN −0.67% today

1 SLE = 0.946426 STN · 1 STN = 1.05661 SLE

Mid-market rate, updated 05:53 UTC. Paid plans update as often as every 60 seconds. Get SLE→STN rates via API

SLE to STN over the last year

0.850.900.95Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.95468
52-week low
0.85320
52-week average
0.92584
Change over the year
+5.10%

Conversion tables

SLE to STN
SLE STN
1 SLE 0.9464 STN
10 SLE 9.46 STN
100 SLE 94.64 STN
1,000 SLE 946.43 STN
10,000 SLE 9,464.26 STN
50,000 SLE 47,321.32 STN
100,000 SLE 94,642.64 STN
STN to SLE
STN SLE
1 STN 1.06 SLE
10 STN 10.57 SLE
100 STN 105.66 SLE
1,000 STN 1,056.61 SLE
10,000 STN 10,566.06 SLE
50,000 STN 52,830.31 SLE
100,000 STN 105,660.62 SLE

Get SLE→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=SLE -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=SLE -d currencies=STN \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about SLE to STN

How much is 1 SLE in STN?

1 Sierra Leonean Leone is 0.946426 São Tomé and Príncipe dobras at the mid-market rate of 4 October 2026, 05:53 UTC, and 1 STN is 1.05661 SLE.

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

Over the last 52 weeks 1 SLE ranged from 0.853204 to 0.954684 STN, 0.925842 STN on average.

Which exchange rate is this?

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