Holidays are hard.
We make them easy.

Don't let sourcing and maintaining holiday information get in the way of building your product.

For Developers. By Developers.

For Developers

By Developers

We understand the time and effort that goes into holiday data.
Finding information, loading databases, ensuring accuracy, keeping it current.
Time-consuming work that gets in the way of improving your product.
We believe developers are happiest coding, not maintaining data.

The whole world at your finger tips

249 countries. 3,680 states / provinces. 104 languages. We got you covered.

VietnamSaint LuciaMongoliaNorth KoreaUnited StatesArgentinaGermanyPortugalUruguay
Sign up to get your free development key.
Start making requests from your application.
Finish your project on time and under budget.
Developer Documentation

Serving 30 million requests per month to
20,000+ developers and businesses.

Adobe Creative Artists Agency Fiverr JetPay Massachusetts Institute of Technology
Nielsen Slack SquareTrade Todoist
“Invaluable resource for adding accurate and comprehensive holiday information to our app.”
“Humongous time saver.”
“Before Holiday API we had to manually build calendars (a/k/a a pain in the ass).”

Simple plans and pricing.

99.9% uptime, plus our 30-day money back guarantee.



  • 1,000,000 monthly requests.
  • All countries.
  • All states / provinces.
  • All languages.
  • Commercial use.


  • 100,000 monthly requests.
  • All countries.
  • All languages.
  • Commercial use.


  • 10,000 monthly requests.
  • All countries.
  • English language only.
  • Commercial use.

All plans include priority email support, and our commitment to data accuracy.

Need a custom solution? Contact sales.
Ready to kick the tires? Get started for free.