Your customers care about holidays, shouldn't you?

More than 10,000 businesses and developers use Holiday API to serve better experience to their customers and employees in marketing, sales, shipping and support software.

Get started in minutes, not days!

We believe that developers are happiest when building amazing products, not maintaining data.

1. Sign up to get your free API key for development and 100 requests / month free!

2. Integrate using your favorite programming language and one of our SDKs

3. Make requests from your application and test it using historic data

4. Upgrade when you're ready to go live

Get your API key!

Unleash the power of knowledge!

Be proactive with your customers and employees and know when they're on holidays or make an outstanding job
by implementing Holiday API in your AI assistant so you won't wake your users on holiday morning!

Better Shipping

Provide accurate shipping estimates and delivery slots and make your customers prepared to welcome courier at their doorstep!

Better Support

Put your communication on another level and be proactive when talking to your customers around holidays!

Better Sales

Offer coupon codes and promotions to boost conversions around holidays and special occasions such as Father's Day!

Marketing 2.0

Know when not to bother your recipients to improve your CTR and show you care about their free time!

We got you covered!

We support over 1000 holidays
across 90 countries in their native language!

While other services focuses on creating a number of countries' sub-regions to artificially inflate their numbers, we believe that ISO 3166-1 should be the only true source of such division, offering you real countries so you can engage your real customers!

Check what countries we support! Check Our Pricing

We measure trust in happy users

Our end-to-end platform offers the most comprehensive holiday, observance and working days dataset gaining trust of world class organizations and developers

Holiday API is making software better.

Yours could be one of them.