NGN to SLL exchange rate API
Naira to Leone · quoted 2026-10-03
17.3292
▲ +9.68% over YTD
1 NGN = 17.3292 SLL · 1 SLL = 0.05771 NGN · Get this rate via the API
1 NGN buys 17.3292 SLL as of 2026-10-03, so 1 SLL buys 0.05771 NGN. Over the year to date, NGN/SLL traded between 15.2397 and 18.5676, averaged 16.5538 and rose 9.68%. The API holds daily NGN/SLL rates from 2024-08-24 — 2 years of history — so any past day, or a whole series, is one request away.
Converting an invoice? Convert an amount on a specific date.
NGN/SLL over YTD: show the values
| Point | NGN/SLL |
|---|---|
| 2025-12-31 | 15.7995 |
| 2026-01-07 | 15.9840 |
| 2026-01-14 | 16.1343 |
| 2026-01-21 | 16.2149 |
| 2026-01-28 | 16.2350 |
| 2026-02-04 | 16.5108 |
| 2026-02-11 | 16.8902 |
| 2026-02-18 | 17.0257 |
| 2026-02-25 | 16.9460 |
| 2026-03-04 | 16.6192 |
| 2026-03-11 | 16.3666 |
| 2026-03-18 | 16.8349 |
| 2026-03-25 | 16.5833 |
| 2026-04-01 | 16.5542 |
| 2026-04-08 | 16.6207 |
| 2026-04-19 | 15.6200 |
| 2026-04-26 | 15.4528 |
| 2026-05-03 | 15.2397 |
| 2026-05-10 | 15.3623 |
| 2026-05-18 | 15.2757 |
| 2026-05-26 | 16.6772 |
| 2026-06-02 | 17.9843 |
| 2026-06-11 | 16.7780 |
| 2026-06-18 | 16.7947 |
| 2026-06-25 | 16.6707 |
| 2026-07-02 | 15.2510 |
| 2026-07-09 | 16.6432 |
| 2026-07-16 | 16.5904 |
| 2026-07-23 | 16.7218 |
| 2026-07-30 | 16.8181 |
| 2026-08-06 | 16.8270 |
| 2026-08-13 | 17.3323 |
| 2026-08-21 | 16.9598 |
| 2026-08-28 | 17.0649 |
| 2026-09-04 | 18.5676 |
| 2026-09-11 | 17.2936 |
| 2026-09-18 | 15.7424 |
| 2026-09-25 | 17.2814 |
High
18.5676
Low
15.2397
Average
16.5538
Get this rate via the API
One GET request returns the NGN/SLL rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=NGN¤cies=SLL"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=NGN¤cies=SLL");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=NGN¤cies=SLL").json()Replace YOUR_API_KEY with the key from your dashboard.
NGN/SLL API questions
How do I get the NGN/SLL exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=NGN¤cies=SLL, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest NGN/SLL rate in rates.SLL.
How far back does NGN/SLL historical data go?
Daily NGN/SLL rates are available from 2024-08-24. Request one day with the /historical endpoint and a date, or a range of days with /timeseries.
Is there a free NGN/SLL exchange rate API?
Yes. The free plan includes 1,000 requests a month, with no credit card required; paid plans raise the limit.
Put these rates in your application
One endpoint, JSON responses, 160+ currencies and history back to 1999. Start on the free plan.