ISK to CRC exchange rate API
Iceland Krona to Costa Rican Colon · quoted 2026-10-01
3.7633
▼ +5.13% over YTD
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 year to date, ISK/CRC traded between 3.5837 and 4.1048, averaged 3.7611 and fell 5.13%. 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 YTD: show the values
| Point | ISK/CRC |
|---|---|
| 2025-12-31 | 3.9666 |
| 2026-01-07 | 3.9469 |
| 2026-01-14 | 3.9583 |
| 2026-01-21 | 3.9156 |
| 2026-01-28 | 4.1048 |
| 2026-02-04 | 4.0391 |
| 2026-02-11 | 4.0636 |
| 2026-02-18 | 3.9217 |
| 2026-02-25 | 3.9000 |
| 2026-03-04 | 3.7852 |
| 2026-03-11 | 3.7693 |
| 2026-03-18 | 3.7498 |
| 2026-03-25 | 3.7690 |
| 2026-04-01 | 3.7475 |
| 2026-04-08 | 3.7582 |
| 2026-04-15 | 3.7681 |
| 2026-04-22 | 3.7164 |
| 2026-04-29 | 3.7073 |
| 2026-05-06 | 3.7185 |
| 2026-05-14 | 3.7108 |
| 2026-05-21 | 3.6581 |
| 2026-05-29 | 3.6726 |
| 2026-06-05 | 3.7148 |
| 2026-06-14 | 3.6547 |
| 2026-06-21 | 3.6096 |
| 2026-06-28 | 3.5837 |
| 2026-07-05 | 3.6016 |
| 2026-07-12 | 3.5982 |
| 2026-07-19 | 3.5862 |
| 2026-07-26 | 3.5998 |
| 2026-08-02 | 3.6614 |
| 2026-08-09 | 3.6552 |
| 2026-08-16 | 3.6493 |
| 2026-08-24 | 3.7478 |
| 2026-08-31 | 3.7267 |
| 2026-09-07 | 3.7456 |
| 2026-09-14 | 3.7248 |
| 2026-09-21 | 3.7011 |
| 2026-09-28 | 3.7741 |
High
4.1048
Low
3.5837
Average
3.7611
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.