Introducing Timezone Convert API — DST-aware IANA conversion at the edge

Just shipped Timezone Convert API — DST-aware IANA timezone conversion. Free, no key, CORS-enabled.

Endpoints

• GET /convert?time=2026-07-16T09:00&from=Asia/Kolkata&to=America/New_York
• GET /now?zone=Europe/London
• GET /offset?zone=Pacific/Auckland
• GET /diff?a=Asia/Tokyo&b=Asia/Kolkata
• GET /zones (400+ IANA zones)

Try it

curl "https://timezone-convert.techtenstein.com/now?zone=Europe/London"

Live at https://timezone-convert.techtenstein.com — OpenAPI 3.1 spec at /openapi.json. MIT.