Why TimezoneCentral

Free, no signup, no ads

You don't need an account to schedule a meeting across timezones.

Meeting-planner matrix view

A colored matrix shows working-hours overlap across all your participants. Most online timezone tools show one conversion at a time. TimezoneCentral lays them all out.

Client-side, DST-accurate

DST transitions are handled via the IANA timezone database (the authoritative source). Conversions happen in your browser; we don't log who's planning a meeting with whom.

EU operator, EU hosting

• Operator: Dynamic Foundries, French SASU (RCS Paris 102 801 206)
• Hosting: OVH Gravelines, France

What we don't claim

• We don't claim to know every village's local time. We cover

50+ major cities and standard IANA zones.

What we do claim

• Free, no signup, no ads
• World clocks, side-by-side converter, meeting-planner matrix
• DST-accurate via IANA tz data
• Client-side rendering

Last updated: 2026-05-18.