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Icelandic krónur to Danish kroner exchange rate API

1 ISK = 0.0548 DKK · Live mid-market rate

Convert ISK to DKK at the mid-market exchange rate. Access real-time rates via our /api/rate endpoint (free API key required) or the developer docs.

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Exchange Rate Trend

ISK → DKK
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ISK to DKK Conversion Table

Convert ISK to DKK

ISK DKK
kr1 kr0.05
kr5 kr0.27
kr10 kr0.55
kr25 kr1.37
kr50 kr2.74
kr100 kr5.48
kr500 kr27.40
kr1,000 kr54.79
kr5,000 kr273.97
kr10,000 kr547.95

Convert DKK to ISK

DKK ISK
kr1 kr18.2499
kr5 kr91.2495
kr10 kr182.4991
kr25 kr456.2477
kr50 kr912.4953
kr100 kr1,824.9907
kr500 kr9,124.9535
kr1,000 kr18,249.9069
kr5,000 kr91,249.5346
kr10,000 kr182,499.0693

About the Icelandic Króna (ISK)

The Icelandic Króna (ISK) is the official currency used in international trade and commerce.

Key Factors That Influence ISK

  • Central bank monetary policy
  • Economic indicators
  • Trade balance
  • Political stability
  • Global market conditions

About the Danish Krone (DKK)

The Danish Krone (DKK) is pegged to the Euro within a narrow band as part of the ERM II mechanism. Denmark's central bank, Danmarks Nationalbank, maintains this peg as its primary policy objective.

Key Factors That Influence DKK

  • EUR/DKK peg maintenance
  • Danish interest rate policy
  • European economic conditions
  • Current account surplus
  • Foreign exchange reserves

Understanding the ISK/DKK Exchange Rate

The ISK/DKK exchange rate tells you how many Danish kroner you get for 1 Icelandic Króna. This is the mid-market rate — the real exchange rate without any markup. It's the same rate used by Google Finance.

AllRatesToday provides this rate via a free REST API, updated every 60 seconds from institutional foreign exchange market data. Integrate live ISK/DKK rates into your app with our official SDKs for JavaScript, Python, PHP, and React.

The exchange rate between ISK and DKK fluctuates based on supply and demand in the foreign exchange market. Economic data releases, central bank announcements, and geopolitical events can all cause significant movements in the rate.

Currency converter API for ISK to DKK

The rate above comes from the AllRatesToday API. Each call below is one HTTP request that returns JSON for ISK/DKK.

The live rate needs a free API key, no card required. The ECB example below needs no key at all.

Get a free API key Already registered? Copy your key from the dashboard.

Live mid-market rate

The number shown on this page, refreshed every 60 seconds across 163 currencies. Use it for pricing, checkout and anything a customer sees.

curl "https://allratestoday.com/api/v1/rates?source=ISK&target=DKK" \
  -H "Authorization: Bearer art_live_your_key"

Response (live, when this page was generated):

[
  {
    "rate": 0.0547948,
    "source": "ISK",
    "target": "DKK",
    "time": "2026-10-27T14:08:01+0000"
  }
]

Several targets in one call return one row per pair:

curl "https://allratestoday.com/api/v1/rates?source=ISK&target=DKK,EUR,GBP" \
  -H "Authorization: Bearer art_live_your_key"

No key: ECB reference rate

ISK and DKK are both in the European Central Bank's daily table, so you can start without registering. Keyless, browser-safe (CORS), free for commercial use with a link back. It updates once a day, not every minute. 

curl "https://allratestoday.com/api/compat/frankfurter/latest?from=ISK&to=DKK"

Response (today's table):

{
  "amount": 1,
  "base": "ISK",
  "date": "2026-10-26",
  "rates": { "DKK": 0.054799853 },
  "source": "European Central Bank reference rates, served by AllRatesToday",
  "attribution": "https://allratestoday.com/migrate/",
  "free_key": "…"
}

Keyless API docs · Migrating from Frankfurter or exchangerate.host

Official central bank rate

The rate a named institution published for a date, from 122 central banks and 4 tax authorities. It never changes after publication, which is what tax filings, customs and audits require. 

curl "https://allratestoday.com/api/v1/central-bank/dnb/latest?source=ISK&target=DKK" \
  -H "Authorization: Bearer art_live_your_key"

Danmarks Nationalbank: live example responses · All 126 sources · Endpoint reference

Official SDKs

npm install @allratestoday/sdk · pip install allratestoday · composer require allratestoday/sdk

For AI agents

An MCP server — @allratestoday/mcp-server — lets Claude, Cursor and other MCP clients pull these rates directly, no glue code.

Free tier

No credit card, no trial expiry. Paid plans start at €4.99/month for 5,000 requests a month.

Which one do you need? If a regulator, tax authority or auditor names the source, use the official rate — the two can differ by several percent on the same day. For everything a customer sees, use the mid-market rate. On weekends and holidays the official endpoints return the most recent published date, which is the figure compliance rules expect you to apply.

Official ISK and DKK Central Bank Rates

The rate on this page is the live mid-market rate. For tax filings, customs valuations, audits, and compliant invoicing you often need the official reference rate published by the central bank instead. AllRatesToday also serves published central-bank rates as JSON, with history and a free latest-rates tier.

Central Bank of Iceland official rates → Danmarks Nationalbank official rates → All central banks →

How ISK/DKK Exchange Rates Work

Exchange rates are determined by supply and demand in the global foreign exchange (forex) market, the largest financial market in the world with over $6 trillion traded daily.

Floating vs Fixed Rates: Most major currencies like ISK and DKK have floating exchange rates, meaning their value is determined by market forces. Some currencies are pegged to another currency (usually USD) at a fixed rate.

Bid and Ask Prices: In forex markets, currencies are quoted with a bid price (what buyers pay) and ask price (what sellers receive). The mid-market rate shown on this page is the midpoint between these two prices.

Rate Fluctuations: The ISK/DKK rate can change every second during trading hours. Major economic announcements, interest rate decisions, and geopolitical events can cause significant moves in either direction.

Frequently Asked Questions About ISK/DKK

How do I convert ISK to DKK?

To convert ISK to DKK: (1) Use the calculator above to see the live mid-market rate. (2) For programmatic access, call our API: GET /api/v1/rates?source=ISK&target=DKK. Current rate: 1 ISK = 0.0548 DKK. Get your free API key at allratestoday.com/register.

What is 1 ISK in DKK today?

1 ISK equals 0.0548 DKK as of today. This is the mid-market exchange rate, which is the real rate without any bank markup. Rates fluctuate constantly based on market conditions, so check back regularly for updates.

Is the ISK going up or down against DKK today?

The ISK/DKK exchange rate fluctuates throughout the day based on market conditions. Today's rate is 1 ISK = 0.0548 DKK. Check our historical chart above to see the trend over the past day, week, month, or year to understand whether ISK is strengthening or weakening against DKK.

What is the best time to buy DKK with ISK?

The best time to exchange ISK to DKK depends on market conditions. Generally, rates tend to be more favorable during overlapping trading hours between major financial centers (London, New York, Tokyo). Avoid exchanging during weekends or bank holidays when spreads may be wider. Use our historical chart to identify trends and consider setting up rate alerts.

Why is ISK falling or rising against DKK?

Exchange rates between ISK and DKK are influenced by: interest rate differentials between central banks, inflation rates, GDP and economic growth data, trade balances, political stability, and global market sentiment. Major announcements from the Federal Reserve, ECB, or other central banks can cause significant short-term movements in the ISK/DKK rate.

How can I get ISK/DKK rates in my app?

Use the AllRatesToday API: (1) Register for a free API key at allratestoday.com/register. (2) Call GET /api/v1/rates?source=ISK&target=DKK with your Bearer token. (3) Rates update every 60 seconds from institutional foreign exchange market data. (4) Install our official SDK for JavaScript (npm), Python (PyPI), or PHP (Packagist) for even faster integration.

What is the mid-market rate for ISK/DKK?

The mid-market rate (also called the interbank rate) is the midpoint between buy and sell prices in global currency markets. The current mid-market rate is 1 ISK = 0.0548 DKK. This is the "real" exchange rate without any bank markup. AllRatesToday provides this rate via a free API, sourced from institutional foreign exchange market data.

Other ISK conversions

Building ISK/DKK into software?

These rates come from the AllRatesToday API. If you need them in an application rather than on a page, these are the places to start:

Packages and open data