ISK to CRC exchange rate API
Iceland Krona to Costa Rican Colon · quoted 2026-10-01
3.7633
▼ +1.36% over 5Y
1 ISK = 3.7633 CRC · 1 CRC = 0.26573 ISK · Get this rate via the API
1 ISK buys 3.7633 CRC as of 2026-10-01, so 1 CRC buys 0.26573 ISK. Over the last 5 years, ISK/CRC traded between 3.5670 and 4.1593, averaged 3.8350 and fell 1.36%. The API holds daily ISK/CRC 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.
ISK/CRC over 5Y: show the values
| Point | ISK/CRC |
|---|---|
| 2024-08-24 | 3.8154 |
| 2024-10-07 | 3.8347 |
| 2024-11-06 | 3.6941 |
| 2024-12-06 | 3.6875 |
| 2025-01-05 | 3.6458 |
| 2025-02-04 | 3.5670 |
| 2025-03-06 | 3.6926 |
| 2025-04-06 | 3.8416 |
| 2025-05-06 | 3.9072 |
| 2025-06-07 | 4.0364 |
| 2025-07-07 | 4.1593 |
| 2025-08-06 | 4.0976 |
| 2025-09-05 | 4.1417 |
| 2025-10-06 | 4.1409 |
| 2025-11-05 | 3.9249 |
| 2025-12-05 | 3.8454 |
| 2026-01-05 | 3.9387 |
| 2026-02-04 | 4.0391 |
| 2026-03-06 | 3.7719 |
| 2026-04-05 | 3.7128 |
| 2026-05-05 | 3.7058 |
| 2026-06-06 | 3.6960 |
| 2026-07-08 | 3.6225 |
| 2026-08-07 | 3.6812 |
| 2026-09-07 | 3.7456 |
High
4.1593
Low
3.5670
Average
3.8350
Get this rate via the API
One GET request returns the ISK/CRC 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=ISK¤cies=CRC"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ISK¤cies=CRC");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ISK¤cies=CRC").json()Replace YOUR_API_KEY with the key from your dashboard.
ISK/CRC API questions
How do I get the ISK/CRC exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ISK¤cies=CRC, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest ISK/CRC rate in rates.CRC.
How far back does ISK/CRC historical data go?
Daily ISK/CRC 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 ISK/CRC 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.