Narwhal API
Holidays alongside economics and FX with ICS subscriptions
Calendarific vs HolidayAPI
Calendarific and HolidayAPI offer broader holiday geography than Narwhal. Calendarific offers monthly and annual plans; HolidayAPI bills annually. Narwhal is a third option for 37 countries, ICS subscriptions and shared economics, FX and holiday access.
Decision
Choose Calendarific for national, local and religious holidays across 230+ countries. Choose HolidayAPI for 250 countries, workday endpoints and annual billing. Choose Narwhal as a third option for 37 countries, shared REST and MCP access, plus ICS subscriptions.
Provider shortlist
Coverage, update schedules and storage rights differ by plan. Narwhal API is owned and operated by Nusantara Ventures, LLC.
Calendarific
National, local and religious holidays
HolidayAPI
Annual plans with large request quotas and workday endpoints
Compare the options
Best fit is not feature parity. Check the evidence and limitation together.
| Provider | Best for | Evidence checked | Important limitation |
|---|---|---|---|
| Narwhal API | Holidays alongside economics and FX with ICS subscriptions | Public holidays cover 37 countries using official government sources. Free includes holidays within 5,000 shared monthly requests, with REST and hosted MCP. | Country coverage is narrower than either rival's. |
| Calendarific | National, local and religious holidays | Covers 230+ countries and 3,300+ regions. Starter costs $12 a month or $100 a year for 10,000 calls. | Free allows 500 calls a month with attribution. Free and Starter data updates quarterly. |
| HolidayAPI | Annual plans with large request quotas and workday endpoints | Countries costs $249 a year for 250 countries and 1,000,000 monthly requests. Paid plans support commercial use and 100+ languages. | Annual billing only. Free offline storage is limited to 24 hours; its request quota is not published. |
Choose by requirement
Check countries and subdivisions
Narwhal covers 37 countries. Calendarific covers 230+ countries and 3,300+ regions. HolidayAPI covers 250 countries, with 3,680 subdivisions on its States and Provinces plan.
Compare billing and quotas
Calendarific Starter costs $12 monthly or $100 annually for 10,000 calls. HolidayAPI Countries costs $249 annually with 1,000,000 requests a month. Narwhal Free includes 5,000 shared monthly requests.
Check updates and storage
Calendarific Free and Starter update quarterly; Business updates weekly and Enterprise daily. HolidayAPI permits offline storage while subscribed on paid plans, but limits Free storage to 24 hours.
Sources and review date
Each detailed provider page lists the first-party documentation used, its evidence boundaries, and its review date.
Reviewed: